sound/soc/sof/topology.c

   1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-3-Clause)
   2 //
   3 // This file is provided under a dual BSD/GPLv2 license.  When using or
   4 // redistributing this file, you may do so under either license.
   5 //
   6 // Copyright(c) 2018 Intel Corporation. All rights reserved.
   7 //
   8 // Author: Liam Girdwood <liam.r.girdwood@linux.intel.com>
   9 //
  10
  11 #include <linux/bits.h>
  12 #include <linux/device.h>
  13 #include <linux/errno.h>
  14 #include <linux/firmware.h>
  15 #include <linux/workqueue.h>
  16 #include <sound/tlv.h>
  17 #include <sound/pcm_params.h>
  18 #include <uapi/sound/sof/tokens.h>
  19 #include "sof-priv.h"
  20 #include "sof-audio.h"
  21 #include "ops.h"
  22
  23 #define COMP_ID_UNASSIGNED              0xffffffff
  24 /*
  25  * Constants used in the computation of linear volume gain
  26  * from dB gain 20th root of 10 in Q1.16 fixed-point notation
  27  */
  28 #define VOL_TWENTIETH_ROOT_OF_TEN       73533
  29 /* 40th root of 10 in Q1.16 fixed-point notation*/
  30 #define VOL_FORTIETH_ROOT_OF_TEN        69419
  31 /*
  32  * Volume fractional word length define to 16 sets
  33  * the volume linear gain value to use Qx.16 format
  34  */
  35 #define VOLUME_FWL      16
  36 /* 0.5 dB step value in topology TLV */
  37 #define VOL_HALF_DB_STEP        50
  38 /* Full volume for default values */
  39 #define VOL_ZERO_DB     BIT(VOLUME_FWL)
  40
  41 /* TLV data items */
  42 #define TLV_ITEMS       3
  43 #define TLV_MIN         0
  44 #define TLV_STEP        1
  45 #define TLV_MUTE        2
  46
  47 /* size of tplg abi in byte */
  48 #define SOF_TPLG_ABI_SIZE 3
  49
  50 struct sof_widget_data {
  51         int ctrl_type;
  52         int ipc_cmd;
  53         struct sof_abi_hdr *pdata;
  54         struct snd_sof_control *control;
  55 };
  56
  57 /* send pcm params ipc */
  58 static int ipc_pcm_params(struct snd_sof_widget *swidget, int dir)
  59 {
  60         struct sof_ipc_pcm_params_reply ipc_params_reply;
  61         struct snd_soc_component *scomp = swidget->scomp;
  62         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
  63         struct sof_ipc_pcm_params pcm;
  64         struct snd_pcm_hw_params *params;
  65         struct snd_sof_pcm *spcm;
  66         int ret;
  67
  68         memset(&pcm, 0, sizeof(pcm));
  69
  70         /* get runtime PCM params using widget's stream name */
  71         spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname);
  72         if (!spcm) {
  73                 dev_err(scomp->dev, "error: cannot find PCM for %s\n",
  74                         swidget->widget->name);
  75                 return -EINVAL;
  76         }
  77
  78         params = &spcm->params[dir];
  79
  80         /* set IPC PCM params */
  81         pcm.hdr.size = sizeof(pcm);
  82         pcm.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | SOF_IPC_STREAM_PCM_PARAMS;
  83         pcm.comp_id = swidget->comp_id;
  84         pcm.params.hdr.size = sizeof(pcm.params);
  85         pcm.params.direction = dir;
  86         pcm.params.sample_valid_bytes = params_width(params) >> 3;
  87         pcm.params.buffer_fmt = SOF_IPC_BUFFER_INTERLEAVED;
  88         pcm.params.rate = params_rate(params);
  89         pcm.params.channels = params_channels(params);
  90         pcm.params.host_period_bytes = params_period_bytes(params);
  91
  92         /* set format */
  93         switch (params_format(params)) {
  94         case SNDRV_PCM_FORMAT_S16:
  95                 pcm.params.frame_fmt = SOF_IPC_FRAME_S16_LE;
  96                 break;
  97         case SNDRV_PCM_FORMAT_S24:
  98                 pcm.params.frame_fmt = SOF_IPC_FRAME_S24_4LE;
  99                 break;
 100         case SNDRV_PCM_FORMAT_S32:
 101                 pcm.params.frame_fmt = SOF_IPC_FRAME_S32_LE;
 102                 break;
 103         default:
 104                 return -EINVAL;
 105         }
 106
 107         /* send IPC to the DSP */
 108         ret = sof_ipc_tx_message(sdev->ipc, pcm.hdr.cmd, &pcm, sizeof(pcm),
 109                                  &ipc_params_reply, sizeof(ipc_params_reply));
 110         if (ret < 0)
 111                 dev_err(scomp->dev, "error: pcm params failed for %s\n",
 112                         swidget->widget->name);
 113
 114         return ret;
 115 }
 116
 117  /* send stream trigger ipc */
 118 static int ipc_trigger(struct snd_sof_widget *swidget, int cmd)
 119 {
 120         struct snd_soc_component *scomp = swidget->scomp;
 121         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
 122         struct sof_ipc_stream stream;
 123         struct sof_ipc_reply reply;
 124         int ret;
 125
 126         /* set IPC stream params */
 127         stream.hdr.size = sizeof(stream);
 128         stream.hdr.cmd = SOF_IPC_GLB_STREAM_MSG | cmd;
 129         stream.comp_id = swidget->comp_id;
 130
 131         /* send IPC to the DSP */
 132         ret = sof_ipc_tx_message(sdev->ipc, stream.hdr.cmd, &stream,
 133                                  sizeof(stream), &reply, sizeof(reply));
 134         if (ret < 0)
 135                 dev_err(scomp->dev, "error: failed to trigger %s\n",
 136                         swidget->widget->name);
 137
 138         return ret;
 139 }
 140
 141 static int sof_keyword_dapm_event(struct snd_soc_dapm_widget *w,
 142                                   struct snd_kcontrol *k, int event)
 143 {
 144         struct snd_sof_widget *swidget = w->dobj.private;
 145         struct snd_soc_component *scomp;
 146         int stream = SNDRV_PCM_STREAM_CAPTURE;
 147         struct snd_sof_pcm *spcm;
 148         int ret = 0;
 149
 150         if (!swidget)
 151                 return 0;
 152
 153         scomp = swidget->scomp;
 154
 155         dev_dbg(scomp->dev, "received event %d for widget %s\n",
 156                 event, w->name);
 157
 158         /* get runtime PCM params using widget's stream name */
 159         spcm = snd_sof_find_spcm_name(scomp, swidget->widget->sname);
 160         if (!spcm) {
 161                 dev_err(scomp->dev, "error: cannot find PCM for %s\n",
 162                         swidget->widget->name);
 163                 return -EINVAL;
 164         }
 165
 166         /* process events */
 167         switch (event) {
 168         case SND_SOC_DAPM_PRE_PMU:
 169                 if (spcm->stream[stream].suspend_ignored) {
 170                         dev_dbg(scomp->dev, "PRE_PMU event ignored, KWD pipeline is already RUNNING\n");
 171                         return 0;
 172                 }
 173
 174                 /* set pcm params */
 175                 ret = ipc_pcm_params(swidget, stream);
 176                 if (ret < 0) {
 177                         dev_err(scomp->dev,
 178                                 "error: failed to set pcm params for widget %s\n",
 179                                 swidget->widget->name);
 180                         break;
 181                 }
 182
 183                 /* start trigger */
 184                 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_START);
 185                 if (ret < 0)
 186                         dev_err(scomp->dev,
 187                                 "error: failed to trigger widget %s\n",
 188                                 swidget->widget->name);
 189                 break;
 190         case SND_SOC_DAPM_POST_PMD:
 191                 if (spcm->stream[stream].suspend_ignored) {
 192                         dev_dbg(scomp->dev, "POST_PMD even ignored, KWD pipeline will remain RUNNING\n");
 193                         return 0;
 194                 }
 195
 196                 /* stop trigger */
 197                 ret = ipc_trigger(swidget, SOF_IPC_STREAM_TRIG_STOP);
 198                 if (ret < 0)
 199                         dev_err(scomp->dev,
 200                                 "error: failed to trigger widget %s\n",
 201                                 swidget->widget->name);
 202
 203                 /* pcm free */
 204                 ret = ipc_trigger(swidget, SOF_IPC_STREAM_PCM_FREE);
 205                 if (ret < 0)
 206                         dev_err(scomp->dev,
 207                                 "error: failed to trigger widget %s\n",
 208                                 swidget->widget->name);
 209                 break;
 210         default:
 211                 break;
 212         }
 213
 214         return ret;
 215 }
 216
 217 /* event handlers for keyword detect component */
 218 static const struct snd_soc_tplg_widget_events sof_kwd_events[] = {
 219         {SOF_KEYWORD_DETECT_DAPM_EVENT, sof_keyword_dapm_event},
 220 };
 221
 222 static inline int get_tlv_data(const int *p, int tlv[TLV_ITEMS])
 223 {
 224         /* we only support dB scale TLV type at the moment */
 225         if ((int)p[SNDRV_CTL_TLVO_TYPE] != SNDRV_CTL_TLVT_DB_SCALE)
 226                 return -EINVAL;
 227
 228         /* min value in topology tlv data is multiplied by 100 */
 229         tlv[TLV_MIN] = (int)p[SNDRV_CTL_TLVO_DB_SCALE_MIN] / 100;
 230
 231         /* volume steps */
 232         tlv[TLV_STEP] = (int)(p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] &
 233                                 TLV_DB_SCALE_MASK);
 234
 235         /* mute ON/OFF */
 236         if ((p[SNDRV_CTL_TLVO_DB_SCALE_MUTE_AND_STEP] &
 237                 TLV_DB_SCALE_MUTE) == 0)
 238                 tlv[TLV_MUTE] = 0;
 239         else
 240                 tlv[TLV_MUTE] = 1;
 241
 242         return 0;
 243 }
 244
 245 /*
 246  * Function to truncate an unsigned 64-bit number
 247  * by x bits and return 32-bit unsigned number. This
 248  * function also takes care of rounding while truncating
 249  */
 250 static inline u32 vol_shift_64(u64 i, u32 x)
 251 {
 252         /* do not truncate more than 32 bits */
 253         if (x > 32)
 254                 x = 32;
 255
 256         if (x == 0)
 257                 return (u32)i;
 258
 259         return (u32)(((i >> (x - 1)) + 1) >> 1);
 260 }
 261
 262 /*
 263  * Function to compute a ^ exp where,
 264  * a is a fractional number represented by a fixed-point
 265  * integer with a fractional world length of "fwl"
 266  * exp is an integer
 267  * fwl is the fractional word length
 268  * Return value is a fractional number represented by a
 269  * fixed-point integer with a fractional word length of "fwl"
 270  */
 271 static u32 vol_pow32(u32 a, int exp, u32 fwl)
 272 {
 273         int i, iter;
 274         u32 power = 1 << fwl;
 275         u64 numerator;
 276
 277         /* if exponent is 0, return 1 */
 278         if (exp == 0)
 279                 return power;
 280
 281         /* determine the number of iterations based on the exponent */
 282         if (exp < 0)
 283                 iter = exp * -1;
 284         else
 285                 iter = exp;
 286
 287         /* mutiply a "iter" times to compute power */
 288         for (i = 0; i < iter; i++) {
 289                 /*
 290                  * Product of 2 Qx.fwl fixed-point numbers yields a Q2*x.2*fwl
 291                  * Truncate product back to fwl fractional bits with rounding
 292                  */
 293                 power = vol_shift_64((u64)power * a, fwl);
 294         }
 295
 296         if (exp > 0) {
 297                 /* if exp is positive, return the result */
 298                 return power;
 299         }
 300
 301         /* if exp is negative, return the multiplicative inverse */
 302         numerator = (u64)1 << (fwl << 1);
 303         do_div(numerator, power);
 304
 305         return (u32)numerator;
 306 }
 307
 308 /*
 309  * Function to calculate volume gain from TLV data.
 310  * This function can only handle gain steps that are multiples of 0.5 dB
 311  */
 312 static u32 vol_compute_gain(u32 value, int *tlv)
 313 {
 314         int dB_gain;
 315         u32 linear_gain;
 316         int f_step;
 317
 318         /* mute volume */
 319         if (value == 0 && tlv[TLV_MUTE])
 320                 return 0;
 321
 322         /*
 323          * compute dB gain from tlv. tlv_step
 324          * in topology is multiplied by 100
 325          */
 326         dB_gain = tlv[TLV_MIN] + (value * tlv[TLV_STEP]) / 100;
 327
 328         /*
 329          * compute linear gain represented by fixed-point
 330          * int with VOLUME_FWL fractional bits
 331          */
 332         linear_gain = vol_pow32(VOL_TWENTIETH_ROOT_OF_TEN, dB_gain, VOLUME_FWL);
 333
 334         /* extract the fractional part of volume step */
 335         f_step = tlv[TLV_STEP] - (tlv[TLV_STEP] / 100);
 336
 337         /* if volume step is an odd multiple of 0.5 dB */
 338         if (f_step == VOL_HALF_DB_STEP && (value & 1))
 339                 linear_gain = vol_shift_64((u64)linear_gain *
 340                                                   VOL_FORTIETH_ROOT_OF_TEN,
 341                                                   VOLUME_FWL);
 342
 343         return linear_gain;
 344 }
 345
 346 /*
 347  * Set up volume table for kcontrols from tlv data
 348  * "size" specifies the number of entries in the table
 349  */
 350 static int set_up_volume_table(struct snd_sof_control *scontrol,
 351                                int tlv[TLV_ITEMS], int size)
 352 {
 353         int j;
 354
 355         /* init the volume table */
 356         scontrol->volume_table = kcalloc(size, sizeof(u32), GFP_KERNEL);
 357         if (!scontrol->volume_table)
 358                 return -ENOMEM;
 359
 360         /* populate the volume table */
 361         for (j = 0; j < size ; j++)
 362                 scontrol->volume_table[j] = vol_compute_gain(j, tlv);
 363
 364         return 0;
 365 }
 366
 367 struct sof_dai_types {
 368         const char *name;
 369         enum sof_ipc_dai_type type;
 370 };
 371
 372 static const struct sof_dai_types sof_dais[] = {
 373         {"SSP", SOF_DAI_INTEL_SSP},
 374         {"HDA", SOF_DAI_INTEL_HDA},
 375         {"DMIC", SOF_DAI_INTEL_DMIC},
 376         {"ALH", SOF_DAI_INTEL_ALH},
 377         {"SAI", SOF_DAI_IMX_SAI},
 378         {"ESAI", SOF_DAI_IMX_ESAI},
 379 };
 380
 381 static enum sof_ipc_dai_type find_dai(const char *name)
 382 {
 383         int i;
 384
 385         for (i = 0; i < ARRAY_SIZE(sof_dais); i++) {
 386                 if (strcmp(name, sof_dais[i].name) == 0)
 387                         return sof_dais[i].type;
 388         }
 389
 390         return SOF_DAI_INTEL_NONE;
 391 }
 392
 393 /*
 394  * Supported Frame format types and lookup, add new ones to end of list.
 395  */
 396
 397 struct sof_frame_types {
 398         const char *name;
 399         enum sof_ipc_frame frame;
 400 };
 401
 402 static const struct sof_frame_types sof_frames[] = {
 403         {"s16le", SOF_IPC_FRAME_S16_LE},
 404         {"s24le", SOF_IPC_FRAME_S24_4LE},
 405         {"s32le", SOF_IPC_FRAME_S32_LE},
 406         {"float", SOF_IPC_FRAME_FLOAT},
 407 };
 408
 409 static enum sof_ipc_frame find_format(const char *name)
 410 {
 411         int i;
 412
 413         for (i = 0; i < ARRAY_SIZE(sof_frames); i++) {
 414                 if (strcmp(name, sof_frames[i].name) == 0)
 415                         return sof_frames[i].frame;
 416         }
 417
 418         /* use s32le if nothing is specified */
 419         return SOF_IPC_FRAME_S32_LE;
 420 }
 421
 422 struct sof_process_types {
 423         const char *name;
 424         enum sof_ipc_process_type type;
 425         enum sof_comp_type comp_type;
 426 };
 427
 428 static const struct sof_process_types sof_process[] = {
 429         {"EQFIR", SOF_PROCESS_EQFIR, SOF_COMP_EQ_FIR},
 430         {"EQIIR", SOF_PROCESS_EQIIR, SOF_COMP_EQ_IIR},
 431         {"KEYWORD_DETECT", SOF_PROCESS_KEYWORD_DETECT, SOF_COMP_KEYWORD_DETECT},
 432         {"KPB", SOF_PROCESS_KPB, SOF_COMP_KPB},
 433         {"CHAN_SELECTOR", SOF_PROCESS_CHAN_SELECTOR, SOF_COMP_SELECTOR},
 434         {"MUX", SOF_PROCESS_MUX, SOF_COMP_MUX},
 435         {"DEMUX", SOF_PROCESS_DEMUX, SOF_COMP_DEMUX},
 436         {"DCBLOCK", SOF_PROCESS_DCBLOCK, SOF_COMP_DCBLOCK},
 437         {"SMART_AMP", SOF_PROCESS_SMART_AMP, SOF_COMP_SMART_AMP},
 438 };
 439
 440 static enum sof_ipc_process_type find_process(const char *name)
 441 {
 442         int i;
 443
 444         for (i = 0; i < ARRAY_SIZE(sof_process); i++) {
 445                 if (strcmp(name, sof_process[i].name) == 0)
 446                         return sof_process[i].type;
 447         }
 448
 449         return SOF_PROCESS_NONE;
 450 }
 451
 452 static enum sof_comp_type find_process_comp_type(enum sof_ipc_process_type type)
 453 {
 454         int i;
 455
 456         for (i = 0; i < ARRAY_SIZE(sof_process); i++) {
 457                 if (sof_process[i].type == type)
 458                         return sof_process[i].comp_type;
 459         }
 460
 461         return SOF_COMP_NONE;
 462 }
 463
 464 /*
 465  * Topology Token Parsing.
 466  * New tokens should be added to headers and parsing tables below.
 467  */
 468
 469 struct sof_topology_token {
 470         u32 token;
 471         u32 type;
 472         int (*get_token)(void *elem, void *object, u32 offset, u32 size);
 473         u32 offset;
 474         u32 size;
 475 };
 476
 477 static int get_token_u32(void *elem, void *object, u32 offset, u32 size)
 478 {
 479         struct snd_soc_tplg_vendor_value_elem *velem = elem;
 480         u32 *val = (u32 *)((u8 *)object + offset);
 481
 482         *val = le32_to_cpu(velem->value);
 483         return 0;
 484 }
 485
 486 static int get_token_u16(void *elem, void *object, u32 offset, u32 size)
 487 {
 488         struct snd_soc_tplg_vendor_value_elem *velem = elem;
 489         u16 *val = (u16 *)((u8 *)object + offset);
 490
 491         *val = (u16)le32_to_cpu(velem->value);
 492         return 0;
 493 }
 494
 495 static int get_token_uuid(void *elem, void *object, u32 offset, u32 size)
 496 {
 497         struct snd_soc_tplg_vendor_uuid_elem *velem = elem;
 498         u8 *dst = (u8 *)object + offset;
 499
 500         memcpy(dst, velem->uuid, UUID_SIZE);
 501
 502         return 0;
 503 }
 504
 505 static int get_token_comp_format(void *elem, void *object, u32 offset, u32 size)
 506 {
 507         struct snd_soc_tplg_vendor_string_elem *velem = elem;
 508         u32 *val = (u32 *)((u8 *)object + offset);
 509
 510         *val = find_format(velem->string);
 511         return 0;
 512 }
 513
 514 static int get_token_dai_type(void *elem, void *object, u32 offset, u32 size)
 515 {
 516         struct snd_soc_tplg_vendor_string_elem *velem = elem;
 517         u32 *val = (u32 *)((u8 *)object + offset);
 518
 519         *val = find_dai(velem->string);
 520         return 0;
 521 }
 522
 523 static int get_token_process_type(void *elem, void *object, u32 offset,
 524                                   u32 size)
 525 {
 526         struct snd_soc_tplg_vendor_string_elem *velem = elem;
 527         u32 *val = (u32 *)((u8 *)object + offset);
 528
 529         *val = find_process(velem->string);
 530         return 0;
 531 }
 532
 533 /* Buffers */
 534 static const struct sof_topology_token buffer_tokens[] = {
 535         {SOF_TKN_BUF_SIZE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 536                 offsetof(struct sof_ipc_buffer, size), 0},
 537         {SOF_TKN_BUF_CAPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 538                 offsetof(struct sof_ipc_buffer, caps), 0},
 539 };
 540
 541 /* DAI */
 542 static const struct sof_topology_token dai_tokens[] = {
 543         {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type,
 544                 offsetof(struct sof_ipc_comp_dai, type), 0},
 545         {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 546                 offsetof(struct sof_ipc_comp_dai, dai_index), 0},
 547         {SOF_TKN_DAI_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 548                 offsetof(struct sof_ipc_comp_dai, direction), 0},
 549 };
 550
 551 /* BE DAI link */
 552 static const struct sof_topology_token dai_link_tokens[] = {
 553         {SOF_TKN_DAI_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_dai_type,
 554                 offsetof(struct sof_ipc_dai_config, type), 0},
 555         {SOF_TKN_DAI_INDEX, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 556                 offsetof(struct sof_ipc_dai_config, dai_index), 0},
 557 };
 558
 559 /* scheduling */
 560 static const struct sof_topology_token sched_tokens[] = {
 561         {SOF_TKN_SCHED_PERIOD, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 562                 offsetof(struct sof_ipc_pipe_new, period), 0},
 563         {SOF_TKN_SCHED_PRIORITY, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 564                 offsetof(struct sof_ipc_pipe_new, priority), 0},
 565         {SOF_TKN_SCHED_MIPS, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 566                 offsetof(struct sof_ipc_pipe_new, period_mips), 0},
 567         {SOF_TKN_SCHED_CORE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 568                 offsetof(struct sof_ipc_pipe_new, core), 0},
 569         {SOF_TKN_SCHED_FRAMES, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 570                 offsetof(struct sof_ipc_pipe_new, frames_per_sched), 0},
 571         {SOF_TKN_SCHED_TIME_DOMAIN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 572                 offsetof(struct sof_ipc_pipe_new, time_domain), 0},
 573 };
 574
 575 /* volume */
 576 static const struct sof_topology_token volume_tokens[] = {
 577         {SOF_TKN_VOLUME_RAMP_STEP_TYPE, SND_SOC_TPLG_TUPLE_TYPE_WORD,
 578                 get_token_u32, offsetof(struct sof_ipc_comp_volume, ramp), 0},
 579         {SOF_TKN_VOLUME_RAMP_STEP_MS,
 580                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 581                 offsetof(struct sof_ipc_comp_volume, initial_ramp), 0},
 582 };
 583
 584 /* SRC */
 585 static const struct sof_topology_token src_tokens[] = {
 586         {SOF_TKN_SRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 587                 offsetof(struct sof_ipc_comp_src, source_rate), 0},
 588         {SOF_TKN_SRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 589                 offsetof(struct sof_ipc_comp_src, sink_rate), 0},
 590 };
 591
 592 /* ASRC */
 593 static const struct sof_topology_token asrc_tokens[] = {
 594         {SOF_TKN_ASRC_RATE_IN, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 595                 offsetof(struct sof_ipc_comp_asrc, source_rate), 0},
 596         {SOF_TKN_ASRC_RATE_OUT, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 597                 offsetof(struct sof_ipc_comp_asrc, sink_rate), 0},
 598         {SOF_TKN_ASRC_ASYNCHRONOUS_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD,
 599                 get_token_u32,
 600                 offsetof(struct sof_ipc_comp_asrc, asynchronous_mode), 0},
 601         {SOF_TKN_ASRC_OPERATION_MODE, SND_SOC_TPLG_TUPLE_TYPE_WORD,
 602                 get_token_u32,
 603                 offsetof(struct sof_ipc_comp_asrc, operation_mode), 0},
 604 };
 605
 606 /* Tone */
 607 static const struct sof_topology_token tone_tokens[] = {
 608 };
 609
 610 /* EFFECT */
 611 static const struct sof_topology_token process_tokens[] = {
 612         {SOF_TKN_PROCESS_TYPE, SND_SOC_TPLG_TUPLE_TYPE_STRING,
 613                 get_token_process_type,
 614                 offsetof(struct sof_ipc_comp_process, type), 0},
 615 };
 616
 617 /* PCM */
 618 static const struct sof_topology_token pcm_tokens[] = {
 619         {SOF_TKN_PCM_DMAC_CONFIG, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 620                 offsetof(struct sof_ipc_comp_host, dmac_config), 0},
 621 };
 622
 623 /* PCM */
 624 static const struct sof_topology_token stream_tokens[] = {
 625         {SOF_TKN_STREAM_PLAYBACK_COMPATIBLE_D0I3,
 626                 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16,
 627                 offsetof(struct snd_sof_pcm, stream[0].d0i3_compatible), 0},
 628         {SOF_TKN_STREAM_CAPTURE_COMPATIBLE_D0I3,
 629                 SND_SOC_TPLG_TUPLE_TYPE_BOOL, get_token_u16,
 630                 offsetof(struct snd_sof_pcm, stream[1].d0i3_compatible), 0},
 631 };
 632
 633 /* Generic components */
 634 static const struct sof_topology_token comp_tokens[] = {
 635         {SOF_TKN_COMP_PERIOD_SINK_COUNT,
 636                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 637                 offsetof(struct sof_ipc_comp_config, periods_sink), 0},
 638         {SOF_TKN_COMP_PERIOD_SOURCE_COUNT,
 639                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 640                 offsetof(struct sof_ipc_comp_config, periods_source), 0},
 641         {SOF_TKN_COMP_FORMAT,
 642                 SND_SOC_TPLG_TUPLE_TYPE_STRING, get_token_comp_format,
 643                 offsetof(struct sof_ipc_comp_config, frame_fmt), 0},
 644 };
 645
 646 /* SSP */
 647 static const struct sof_topology_token ssp_tokens[] = {
 648         {SOF_TKN_INTEL_SSP_CLKS_CONTROL,
 649                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 650                 offsetof(struct sof_ipc_dai_ssp_params, clks_control), 0},
 651         {SOF_TKN_INTEL_SSP_MCLK_ID,
 652                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 653                 offsetof(struct sof_ipc_dai_ssp_params, mclk_id), 0},
 654         {SOF_TKN_INTEL_SSP_SAMPLE_BITS, SND_SOC_TPLG_TUPLE_TYPE_WORD,
 655                 get_token_u32,
 656                 offsetof(struct sof_ipc_dai_ssp_params, sample_valid_bits), 0},
 657         {SOF_TKN_INTEL_SSP_FRAME_PULSE_WIDTH, SND_SOC_TPLG_TUPLE_TYPE_SHORT,
 658                 get_token_u16,
 659                 offsetof(struct sof_ipc_dai_ssp_params, frame_pulse_width), 0},
 660         {SOF_TKN_INTEL_SSP_QUIRKS, SND_SOC_TPLG_TUPLE_TYPE_WORD,
 661                 get_token_u32,
 662                 offsetof(struct sof_ipc_dai_ssp_params, quirks), 0},
 663         {SOF_TKN_INTEL_SSP_TDM_PADDING_PER_SLOT, SND_SOC_TPLG_TUPLE_TYPE_BOOL,
 664                 get_token_u16,
 665                 offsetof(struct sof_ipc_dai_ssp_params,
 666                          tdm_per_slot_padding_flag), 0},
 667         {SOF_TKN_INTEL_SSP_BCLK_DELAY, SND_SOC_TPLG_TUPLE_TYPE_WORD,
 668                 get_token_u32,
 669                 offsetof(struct sof_ipc_dai_ssp_params, bclk_delay), 0},
 670
 671 };
 672
 673 /* ALH */
 674 static const struct sof_topology_token alh_tokens[] = {
 675         {SOF_TKN_INTEL_ALH_RATE,
 676                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 677                 offsetof(struct sof_ipc_dai_alh_params, rate), 0},
 678         {SOF_TKN_INTEL_ALH_CH,
 679                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 680                 offsetof(struct sof_ipc_dai_alh_params, channels), 0},
 681 };
 682
 683 /* DMIC */
 684 static const struct sof_topology_token dmic_tokens[] = {
 685         {SOF_TKN_INTEL_DMIC_DRIVER_VERSION,
 686                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 687                 offsetof(struct sof_ipc_dai_dmic_params, driver_ipc_version),
 688                 0},
 689         {SOF_TKN_INTEL_DMIC_CLK_MIN,
 690                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 691                 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_min), 0},
 692         {SOF_TKN_INTEL_DMIC_CLK_MAX,
 693                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 694                 offsetof(struct sof_ipc_dai_dmic_params, pdmclk_max), 0},
 695         {SOF_TKN_INTEL_DMIC_SAMPLE_RATE,
 696                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 697                 offsetof(struct sof_ipc_dai_dmic_params, fifo_fs), 0},
 698         {SOF_TKN_INTEL_DMIC_DUTY_MIN,
 699                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 700                 offsetof(struct sof_ipc_dai_dmic_params, duty_min), 0},
 701         {SOF_TKN_INTEL_DMIC_DUTY_MAX,
 702                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 703                 offsetof(struct sof_ipc_dai_dmic_params, duty_max), 0},
 704         {SOF_TKN_INTEL_DMIC_NUM_PDM_ACTIVE,
 705                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 706                 offsetof(struct sof_ipc_dai_dmic_params,
 707                          num_pdm_active), 0},
 708         {SOF_TKN_INTEL_DMIC_FIFO_WORD_LENGTH,
 709                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 710                 offsetof(struct sof_ipc_dai_dmic_params, fifo_bits), 0},
 711         {SOF_TKN_INTEL_DMIC_UNMUTE_RAMP_TIME_MS,
 712                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 713                 offsetof(struct sof_ipc_dai_dmic_params, unmute_ramp_time), 0},
 714
 715 };
 716
 717 /* ESAI */
 718 static const struct sof_topology_token esai_tokens[] = {
 719         {SOF_TKN_IMX_ESAI_MCLK_ID,
 720                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 721                 offsetof(struct sof_ipc_dai_esai_params, mclk_id), 0},
 722 };
 723
 724 /* SAI */
 725 static const struct sof_topology_token sai_tokens[] = {
 726         {SOF_TKN_IMX_SAI_MCLK_ID,
 727                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 728                 offsetof(struct sof_ipc_dai_sai_params, mclk_id), 0},
 729 };
 730
 731 /* Core tokens */
 732 static const struct sof_topology_token core_tokens[] = {
 733         {SOF_TKN_COMP_CORE_ID,
 734                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 735                 offsetof(struct sof_ipc_comp, core), 0},
 736 };
 737
 738 /* Component extended tokens */
 739 static const struct sof_topology_token comp_ext_tokens[] = {
 740         {SOF_TKN_COMP_UUID,
 741                 SND_SOC_TPLG_TUPLE_TYPE_UUID, get_token_uuid,
 742                 offsetof(struct sof_ipc_comp_ext, uuid), 0},
 743 };
 744
 745 /*
 746  * DMIC PDM Tokens
 747  * SOF_TKN_INTEL_DMIC_PDM_CTRL_ID should be the first token
 748  * as it increments the index while parsing the array of pdm tokens
 749  * and determines the correct offset
 750  */
 751 static const struct sof_topology_token dmic_pdm_tokens[] = {
 752         {SOF_TKN_INTEL_DMIC_PDM_CTRL_ID,
 753                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 754                 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, id),
 755                 0},
 756         {SOF_TKN_INTEL_DMIC_PDM_MIC_A_Enable,
 757                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 758                 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_a),
 759                 0},
 760         {SOF_TKN_INTEL_DMIC_PDM_MIC_B_Enable,
 761                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 762                 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, enable_mic_b),
 763                 0},
 764         {SOF_TKN_INTEL_DMIC_PDM_POLARITY_A,
 765                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 766                 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_a),
 767                 0},
 768         {SOF_TKN_INTEL_DMIC_PDM_POLARITY_B,
 769                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 770                 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, polarity_mic_b),
 771                 0},
 772         {SOF_TKN_INTEL_DMIC_PDM_CLK_EDGE,
 773                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 774                 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, clk_edge),
 775                 0},
 776         {SOF_TKN_INTEL_DMIC_PDM_SKEW,
 777                 SND_SOC_TPLG_TUPLE_TYPE_SHORT, get_token_u16,
 778                 offsetof(struct sof_ipc_dai_dmic_pdm_ctrl, skew),
 779                 0},
 780 };
 781
 782 /* HDA */
 783 static const struct sof_topology_token hda_tokens[] = {
 784         {SOF_TKN_INTEL_HDA_RATE,
 785                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 786                 offsetof(struct sof_ipc_dai_hda_params, rate), 0},
 787         {SOF_TKN_INTEL_HDA_CH,
 788                 SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 789                 offsetof(struct sof_ipc_dai_hda_params, channels), 0},
 790 };
 791
 792 /* Leds */
 793 static const struct sof_topology_token led_tokens[] = {
 794         {SOF_TKN_MUTE_LED_USE, SND_SOC_TPLG_TUPLE_TYPE_WORD, get_token_u32,
 795          offsetof(struct snd_sof_led_control, use_led), 0},
 796         {SOF_TKN_MUTE_LED_DIRECTION, SND_SOC_TPLG_TUPLE_TYPE_WORD,
 797          get_token_u32, offsetof(struct snd_sof_led_control, direction), 0},
 798 };
 799
 800 static int sof_parse_uuid_tokens(struct snd_soc_component *scomp,
 801                                  void *object,
 802                                  const struct sof_topology_token *tokens,
 803                                  int count,
 804                                  struct snd_soc_tplg_vendor_array *array,
 805                                  size_t offset)
 806 {
 807         struct snd_soc_tplg_vendor_uuid_elem *elem;
 808         int found = 0;
 809         int i, j;
 810
 811         /* parse element by element */
 812         for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
 813                 elem = &array->uuid[i];
 814
 815                 /* search for token */
 816                 for (j = 0; j < count; j++) {
 817                         /* match token type */
 818                         if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_UUID)
 819                                 continue;
 820
 821                         /* match token id */
 822                         if (tokens[j].token != le32_to_cpu(elem->token))
 823                                 continue;
 824
 825                         /* matched - now load token */
 826                         tokens[j].get_token(elem, object,
 827                                             offset + tokens[j].offset,
 828                                             tokens[j].size);
 829
 830                         found++;
 831                 }
 832         }
 833
 834         return found;
 835 }
 836
 837 static int sof_parse_string_tokens(struct snd_soc_component *scomp,
 838                                    void *object,
 839                                    const struct sof_topology_token *tokens,
 840                                    int count,
 841                                    struct snd_soc_tplg_vendor_array *array,
 842                                    size_t offset)
 843 {
 844         struct snd_soc_tplg_vendor_string_elem *elem;
 845         int found = 0;
 846         int i, j;
 847
 848         /* parse element by element */
 849         for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
 850                 elem = &array->string[i];
 851
 852                 /* search for token */
 853                 for (j = 0; j < count; j++) {
 854                         /* match token type */
 855                         if (tokens[j].type != SND_SOC_TPLG_TUPLE_TYPE_STRING)
 856                                 continue;
 857
 858                         /* match token id */
 859                         if (tokens[j].token != le32_to_cpu(elem->token))
 860                                 continue;
 861
 862                         /* matched - now load token */
 863                         tokens[j].get_token(elem, object,
 864                                             offset + tokens[j].offset,
 865                                             tokens[j].size);
 866
 867                         found++;
 868                 }
 869         }
 870
 871         return found;
 872 }
 873
 874 static int sof_parse_word_tokens(struct snd_soc_component *scomp,
 875                                  void *object,
 876                                  const struct sof_topology_token *tokens,
 877                                  int count,
 878                                  struct snd_soc_tplg_vendor_array *array,
 879                                  size_t offset)
 880 {
 881         struct snd_soc_tplg_vendor_value_elem *elem;
 882         int found = 0;
 883         int i, j;
 884
 885         /* parse element by element */
 886         for (i = 0; i < le32_to_cpu(array->num_elems); i++) {
 887                 elem = &array->value[i];
 888
 889                 /* search for token */
 890                 for (j = 0; j < count; j++) {
 891                         /* match token type */
 892                         if (!(tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_WORD ||
 893                               tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_SHORT ||
 894                               tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BYTE ||
 895                               tokens[j].type == SND_SOC_TPLG_TUPLE_TYPE_BOOL))
 896                                 continue;
 897
 898                         /* match token id */
 899                         if (tokens[j].token != le32_to_cpu(elem->token))
 900                                 continue;
 901
 902                         /* load token */
 903                         tokens[j].get_token(elem, object,
 904                                             offset + tokens[j].offset,
 905                                             tokens[j].size);
 906
 907                         found++;
 908                 }
 909         }
 910
 911         return found;
 912 }
 913
 914 /**
 915  * sof_parse_token_sets - Parse multiple sets of tokens
 916  * @scomp: pointer to soc component
 917  * @object: target ipc struct for parsed values
 918  * @tokens: token definition array describing what tokens to parse
 919  * @count: number of tokens in definition array
 920  * @array: source pointer to consecutive vendor arrays to be parsed
 921  * @priv_size: total size of the consecutive source arrays
 922  * @sets: number of similar token sets to be parsed, 1 set has count elements
 923  * @object_size: offset to next target ipc struct with multiple sets
 924  *
 925  * This function parses multiple sets of tokens in vendor arrays into
 926  * consecutive ipc structs.
 927  */
 928 static int sof_parse_token_sets(struct snd_soc_component *scomp,
 929                                 void *object,
 930                                 const struct sof_topology_token *tokens,
 931                                 int count,
 932                                 struct snd_soc_tplg_vendor_array *array,
 933                                 int priv_size, int sets, size_t object_size)
 934 {
 935         size_t offset = 0;
 936         int found = 0;
 937         int total = 0;
 938         int asize;
 939
 940         while (priv_size > 0 && total < count * sets) {
 941                 asize = le32_to_cpu(array->size);
 942
 943                 /* validate asize */
 944                 if (asize < 0) { /* FIXME: A zero-size array makes no sense */
 945                         dev_err(scomp->dev, "error: invalid array size 0x%x\n",
 946                                 asize);
 947                         return -EINVAL;
 948                 }
 949
 950                 /* make sure there is enough data before parsing */
 951                 priv_size -= asize;
 952                 if (priv_size < 0) {
 953                         dev_err(scomp->dev, "error: invalid array size 0x%x\n",
 954                                 asize);
 955                         return -EINVAL;
 956                 }
 957
 958                 /* call correct parser depending on type */
 959                 switch (le32_to_cpu(array->type)) {
 960                 case SND_SOC_TPLG_TUPLE_TYPE_UUID:
 961                         found += sof_parse_uuid_tokens(scomp, object, tokens,
 962                                                        count, array, offset);
 963                         break;
 964                 case SND_SOC_TPLG_TUPLE_TYPE_STRING:
 965                         found += sof_parse_string_tokens(scomp, object, tokens,
 966                                                          count, array, offset);
 967                         break;
 968                 case SND_SOC_TPLG_TUPLE_TYPE_BOOL:
 969                 case SND_SOC_TPLG_TUPLE_TYPE_BYTE:
 970                 case SND_SOC_TPLG_TUPLE_TYPE_WORD:
 971                 case SND_SOC_TPLG_TUPLE_TYPE_SHORT:
 972                         found += sof_parse_word_tokens(scomp, object, tokens,
 973                                                        count, array, offset);
 974                         break;
 975                 default:
 976                         dev_err(scomp->dev, "error: unknown token type %d\n",
 977                                 array->type);
 978                         return -EINVAL;
 979                 }
 980
 981                 /* next array */
 982                 array = (struct snd_soc_tplg_vendor_array *)((u8 *)array
 983                         + asize);
 984
 985                 /* move to next target struct */
 986                 if (found >= count) {
 987                         offset += object_size;
 988                         total += found;
 989                         found = 0;
 990                 }
 991         }
 992
 993         return 0;
 994 }
 995
 996 static int sof_parse_tokens(struct snd_soc_component *scomp,
 997                             void *object,
 998                             const struct sof_topology_token *tokens,
 999                             int count,
1000                             struct snd_soc_tplg_vendor_array *array,
1001                             int priv_size)
1002 {
1003         /*
1004          * sof_parse_tokens is used when topology contains only a single set of
1005          * identical tuples arrays. So additional parameters to
1006          * sof_parse_token_sets are sets = 1 (only 1 set) and
1007          * object_size = 0 (irrelevant).
1008          */
1009         return sof_parse_token_sets(scomp, object, tokens, count, array,
1010                                     priv_size, 1, 0);
1011 }
1012
1013 static void sof_dbg_comp_config(struct snd_soc_component *scomp,
1014                                 struct sof_ipc_comp_config *config)
1015 {
1016         dev_dbg(scomp->dev, " config: periods snk %d src %d fmt %d\n",
1017                 config->periods_sink, config->periods_source,
1018                 config->frame_fmt);
1019 }
1020
1021 /*
1022  * Standard Kcontrols.
1023  */
1024
1025 static int sof_control_load_volume(struct snd_soc_component *scomp,
1026                                    struct snd_sof_control *scontrol,
1027                                    struct snd_kcontrol_new *kc,
1028                                    struct snd_soc_tplg_ctl_hdr *hdr)
1029 {
1030         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1031         struct snd_soc_tplg_mixer_control *mc =
1032                 container_of(hdr, struct snd_soc_tplg_mixer_control, hdr);
1033         struct sof_ipc_ctrl_data *cdata;
1034         int tlv[TLV_ITEMS];
1035         unsigned int i;
1036         int ret;
1037
1038         /* validate topology data */
1039         if (le32_to_cpu(mc->num_channels) > SND_SOC_TPLG_MAX_CHAN) {
1040                 ret = -EINVAL;
1041                 goto out;
1042         }
1043
1044         /*
1045          * If control has more than 2 channels we need to override the info. This is because even if
1046          * ASoC layer has defined topology's max channel count to SND_SOC_TPLG_MAX_CHAN = 8, the
1047          * pre-defined dapm control types (and related functions) creating the actual control
1048          * restrict the channels only to mono or stereo.
1049          */
1050         if (le32_to_cpu(mc->num_channels) > 2)
1051                 kc->info = snd_sof_volume_info;
1052
1053         /* init the volume get/put data */
1054         scontrol->size = struct_size(scontrol->control_data, chanv,
1055                                      le32_to_cpu(mc->num_channels));
1056         scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL);
1057         if (!scontrol->control_data) {
1058                 ret = -ENOMEM;
1059                 goto out;
1060         }
1061
1062         scontrol->comp_id = sdev->next_comp_id;
1063         scontrol->min_volume_step = le32_to_cpu(mc->min);
1064         scontrol->max_volume_step = le32_to_cpu(mc->max);
1065         scontrol->num_channels = le32_to_cpu(mc->num_channels);
1066         scontrol->control_data->index = kc->index;
1067
1068         /* set cmd for mixer control */
1069         if (le32_to_cpu(mc->max) == 1) {
1070                 scontrol->cmd = SOF_CTRL_CMD_SWITCH;
1071                 goto skip;
1072         }
1073
1074         scontrol->cmd = SOF_CTRL_CMD_VOLUME;
1075
1076         /* extract tlv data */
1077         if (!kc->tlv.p || get_tlv_data(kc->tlv.p, tlv) < 0) {
1078                 dev_err(scomp->dev, "error: invalid TLV data\n");
1079                 ret = -EINVAL;
1080                 goto out_free;
1081         }
1082
1083         /* set up volume table */
1084         ret = set_up_volume_table(scontrol, tlv, le32_to_cpu(mc->max) + 1);
1085         if (ret < 0) {
1086                 dev_err(scomp->dev, "error: setting up volume table\n");
1087                 goto out_free;
1088         }
1089
1090         /* set default volume values to 0dB in control */
1091         cdata = scontrol->control_data;
1092         for (i = 0; i < scontrol->num_channels; i++) {
1093                 cdata->chanv[i].channel = i;
1094                 cdata->chanv[i].value = VOL_ZERO_DB;
1095         }
1096
1097 skip:
1098         /* set up possible led control from mixer private data */
1099         ret = sof_parse_tokens(scomp, &scontrol->led_ctl, led_tokens,
1100                                ARRAY_SIZE(led_tokens), mc->priv.array,
1101                                le32_to_cpu(mc->priv.size));
1102         if (ret != 0) {
1103                 dev_err(scomp->dev, "error: parse led tokens failed %d\n",
1104                         le32_to_cpu(mc->priv.size));
1105                 goto out_free_table;
1106         }
1107
1108         dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n",
1109                 scontrol->comp_id, scontrol->num_channels);
1110
1111         return 0;
1112
1113 out_free_table:
1114         if (le32_to_cpu(mc->max) > 1)
1115                 kfree(scontrol->volume_table);
1116 out_free:
1117         kfree(scontrol->control_data);
1118 out:
1119         return ret;
1120 }
1121
1122 static int sof_control_load_enum(struct snd_soc_component *scomp,
1123                                  struct snd_sof_control *scontrol,
1124                                  struct snd_kcontrol_new *kc,
1125                                  struct snd_soc_tplg_ctl_hdr *hdr)
1126 {
1127         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1128         struct snd_soc_tplg_enum_control *ec =
1129                 container_of(hdr, struct snd_soc_tplg_enum_control, hdr);
1130
1131         /* validate topology data */
1132         if (le32_to_cpu(ec->num_channels) > SND_SOC_TPLG_MAX_CHAN)
1133                 return -EINVAL;
1134
1135         /* init the enum get/put data */
1136         scontrol->size = struct_size(scontrol->control_data, chanv,
1137                                      le32_to_cpu(ec->num_channels));
1138         scontrol->control_data = kzalloc(scontrol->size, GFP_KERNEL);
1139         if (!scontrol->control_data)
1140                 return -ENOMEM;
1141
1142         scontrol->comp_id = sdev->next_comp_id;
1143         scontrol->num_channels = le32_to_cpu(ec->num_channels);
1144         scontrol->control_data->index = kc->index;
1145         scontrol->cmd = SOF_CTRL_CMD_ENUM;
1146
1147         dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d comp_id %d\n",
1148                 scontrol->comp_id, scontrol->num_channels, scontrol->comp_id);
1149
1150         return 0;
1151 }
1152
1153 static int sof_control_load_bytes(struct snd_soc_component *scomp,
1154                                   struct snd_sof_control *scontrol,
1155                                   struct snd_kcontrol_new *kc,
1156                                   struct snd_soc_tplg_ctl_hdr *hdr)
1157 {
1158         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1159         struct sof_ipc_ctrl_data *cdata;
1160         struct snd_soc_tplg_bytes_control *control =
1161                 container_of(hdr, struct snd_soc_tplg_bytes_control, hdr);
1162         struct soc_bytes_ext *sbe = (struct soc_bytes_ext *)kc->private_value;
1163         size_t max_size = sbe->max;
1164         size_t priv_size = le32_to_cpu(control->priv.size);
1165         int ret;
1166
1167         if (max_size < sizeof(struct sof_ipc_ctrl_data) ||
1168             max_size < sizeof(struct sof_abi_hdr)) {
1169                 ret = -EINVAL;
1170                 goto out;
1171         }
1172
1173         /* init the get/put bytes data */
1174         if (priv_size > max_size - sizeof(struct sof_ipc_ctrl_data)) {
1175                 dev_err(scomp->dev, "err: bytes data size %zu exceeds max %zu.\n",
1176                         priv_size, max_size - sizeof(struct sof_ipc_ctrl_data));
1177                 ret = -EINVAL;
1178                 goto out;
1179         }
1180
1181         scontrol->size = sizeof(struct sof_ipc_ctrl_data) + priv_size;
1182
1183         scontrol->control_data = kzalloc(max_size, GFP_KERNEL);
1184         cdata = scontrol->control_data;
1185         if (!scontrol->control_data) {
1186                 ret = -ENOMEM;
1187                 goto out;
1188         }
1189
1190         scontrol->comp_id = sdev->next_comp_id;
1191         scontrol->cmd = SOF_CTRL_CMD_BINARY;
1192         scontrol->control_data->index = kc->index;
1193
1194         dev_dbg(scomp->dev, "tplg: load kcontrol index %d chans %d\n",
1195                 scontrol->comp_id, scontrol->num_channels);
1196
1197         if (le32_to_cpu(control->priv.size) > 0) {
1198                 memcpy(cdata->data, control->priv.data,
1199                        le32_to_cpu(control->priv.size));
1200
1201                 if (cdata->data->magic != SOF_ABI_MAGIC) {
1202                         dev_err(scomp->dev, "error: Wrong ABI magic 0x%08x.\n",
1203                                 cdata->data->magic);
1204                         ret = -EINVAL;
1205                         goto out_free;
1206                 }
1207                 if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION,
1208                                                  cdata->data->abi)) {
1209                         dev_err(scomp->dev,
1210                                 "error: Incompatible ABI version 0x%08x.\n",
1211                                 cdata->data->abi);
1212                         ret = -EINVAL;
1213                         goto out_free;
1214                 }
1215                 if (cdata->data->size + sizeof(struct sof_abi_hdr) !=
1216                     le32_to_cpu(control->priv.size)) {
1217                         dev_err(scomp->dev,
1218                                 "error: Conflict in bytes vs. priv size.\n");
1219                         ret = -EINVAL;
1220                         goto out_free;
1221                 }
1222         }
1223
1224         return 0;
1225
1226 out_free:
1227         kfree(scontrol->control_data);
1228 out:
1229         return ret;
1230 }
1231
1232 /* external kcontrol init - used for any driver specific init */
1233 static int sof_control_load(struct snd_soc_component *scomp, int index,
1234                             struct snd_kcontrol_new *kc,
1235                             struct snd_soc_tplg_ctl_hdr *hdr)
1236 {
1237         struct soc_mixer_control *sm;
1238         struct soc_bytes_ext *sbe;
1239         struct soc_enum *se;
1240         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1241         struct snd_soc_dobj *dobj;
1242         struct snd_sof_control *scontrol;
1243         int ret;
1244
1245         dev_dbg(scomp->dev, "tplg: load control type %d name : %s\n",
1246                 hdr->type, hdr->name);
1247
1248         scontrol = kzalloc(sizeof(*scontrol), GFP_KERNEL);
1249         if (!scontrol)
1250                 return -ENOMEM;
1251
1252         scontrol->scomp = scomp;
1253
1254         switch (le32_to_cpu(hdr->ops.info)) {
1255         case SND_SOC_TPLG_CTL_VOLSW:
1256         case SND_SOC_TPLG_CTL_VOLSW_SX:
1257         case SND_SOC_TPLG_CTL_VOLSW_XR_SX:
1258                 sm = (struct soc_mixer_control *)kc->private_value;
1259                 dobj = &sm->dobj;
1260                 ret = sof_control_load_volume(scomp, scontrol, kc, hdr);
1261                 break;
1262         case SND_SOC_TPLG_CTL_BYTES:
1263                 sbe = (struct soc_bytes_ext *)kc->private_value;
1264                 dobj = &sbe->dobj;
1265                 ret = sof_control_load_bytes(scomp, scontrol, kc, hdr);
1266                 break;
1267         case SND_SOC_TPLG_CTL_ENUM:
1268         case SND_SOC_TPLG_CTL_ENUM_VALUE:
1269                 se = (struct soc_enum *)kc->private_value;
1270                 dobj = &se->dobj;
1271                 ret = sof_control_load_enum(scomp, scontrol, kc, hdr);
1272                 break;
1273         case SND_SOC_TPLG_CTL_RANGE:
1274         case SND_SOC_TPLG_CTL_STROBE:
1275         case SND_SOC_TPLG_DAPM_CTL_VOLSW:
1276         case SND_SOC_TPLG_DAPM_CTL_ENUM_DOUBLE:
1277         case SND_SOC_TPLG_DAPM_CTL_ENUM_VIRT:
1278         case SND_SOC_TPLG_DAPM_CTL_ENUM_VALUE:
1279         case SND_SOC_TPLG_DAPM_CTL_PIN:
1280         default:
1281                 dev_warn(scomp->dev, "control type not supported %d:%d:%d\n",
1282                          hdr->ops.get, hdr->ops.put, hdr->ops.info);
1283                 kfree(scontrol);
1284                 return 0;
1285         }
1286
1287         if (ret < 0) {
1288                 kfree(scontrol);
1289                 return ret;
1290         }
1291
1292         scontrol->led_ctl.led_value = -1;
1293
1294         dobj->private = scontrol;
1295         list_add(&scontrol->list, &sdev->kcontrol_list);
1296         return 0;
1297 }
1298
1299 static int sof_control_unload(struct snd_soc_component *scomp,
1300                               struct snd_soc_dobj *dobj)
1301 {
1302         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1303         struct sof_ipc_free fcomp;
1304         struct snd_sof_control *scontrol = dobj->private;
1305
1306         dev_dbg(scomp->dev, "tplg: unload control name : %s\n", scomp->name);
1307
1308         fcomp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_FREE;
1309         fcomp.hdr.size = sizeof(fcomp);
1310         fcomp.id = scontrol->comp_id;
1311
1312         kfree(scontrol->control_data);
1313         list_del(&scontrol->list);
1314         kfree(scontrol);
1315         /* send IPC to the DSP */
1316         return sof_ipc_tx_message(sdev->ipc,
1317                                   fcomp.hdr.cmd, &fcomp, sizeof(fcomp),
1318                                   NULL, 0);
1319 }
1320
1321 /*
1322  * DAI Topology
1323  */
1324
1325 /* Static DSP core power management so far, should be extended in the future */
1326 static int sof_core_enable(struct snd_sof_dev *sdev, int core)
1327 {
1328         struct sof_ipc_pm_core_config pm_core_config = {
1329                 .hdr = {
1330                         .cmd = SOF_IPC_GLB_PM_MSG | SOF_IPC_PM_CORE_ENABLE,
1331                         .size = sizeof(pm_core_config),
1332                 },
1333                 .enable_mask = sdev->enabled_cores_mask | BIT(core),
1334         };
1335         int ret;
1336
1337         if (sdev->enabled_cores_mask & BIT(core))
1338                 return 0;
1339
1340         /* power up the core if it is host managed */
1341         ret = snd_sof_dsp_core_power_up(sdev, BIT(core));
1342         if (ret < 0) {
1343                 dev_err(sdev->dev, "error: %d powering up core %d\n",
1344                         ret, core);
1345                 return ret;
1346         }
1347
1348         /* Now notify DSP */
1349         ret = sof_ipc_tx_message(sdev->ipc, pm_core_config.hdr.cmd,
1350                                  &pm_core_config, sizeof(pm_core_config),
1351                                  &pm_core_config, sizeof(pm_core_config));
1352         if (ret < 0) {
1353                 dev_err(sdev->dev, "error: core %d enable ipc failure %d\n",
1354                         core, ret);
1355                 goto err;
1356         }
1357         return ret;
1358 err:
1359         /* power down core if it is host managed and return the original error if this fails too */
1360         if (snd_sof_dsp_core_power_down(sdev, BIT(core)) < 0)
1361                 dev_err(sdev->dev, "error: powering down core %d\n", core);
1362
1363         return ret;
1364 }
1365
1366 int sof_pipeline_core_enable(struct snd_sof_dev *sdev,
1367                              const struct snd_sof_widget *swidget)
1368 {
1369         const struct sof_ipc_pipe_new *pipeline;
1370         int ret;
1371
1372         if (swidget->id == snd_soc_dapm_scheduler) {
1373                 pipeline = swidget->private;
1374         } else {
1375                 pipeline = snd_sof_pipeline_find(sdev, swidget->pipeline_id);
1376                 if (!pipeline)
1377                         return -ENOENT;
1378         }
1379
1380         /* First enable the pipeline core */
1381         ret = sof_core_enable(sdev, pipeline->core);
1382         if (ret < 0)
1383                 return ret;
1384
1385         return sof_core_enable(sdev, swidget->core);
1386 }
1387
1388 static int sof_connect_dai_widget(struct snd_soc_component *scomp,
1389                                   struct snd_soc_dapm_widget *w,
1390                                   struct snd_soc_tplg_dapm_widget *tw,
1391                                   struct snd_sof_dai *dai)
1392 {
1393         struct snd_soc_card *card = scomp->card;
1394         struct snd_soc_pcm_runtime *rtd;
1395         struct snd_soc_dai *cpu_dai;
1396         int i;
1397
1398         list_for_each_entry(rtd, &card->rtd_list, list) {
1399                 dev_vdbg(scomp->dev, "tplg: check widget: %s stream: %s dai stream: %s\n",
1400                          w->name,  w->sname, rtd->dai_link->stream_name);
1401
1402                 if (!w->sname || !rtd->dai_link->stream_name)
1403                         continue;
1404
1405                 /* does stream match DAI link ? */
1406                 if (strcmp(w->sname, rtd->dai_link->stream_name))
1407                         continue;
1408
1409                 switch (w->id) {
1410                 case snd_soc_dapm_dai_out:
1411                         for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
1412                                 /*
1413                                  * Please create DAI widget in the right order
1414                                  * to ensure BE will connect to the right DAI
1415                                  * widget.
1416                                  */
1417                                 if (!cpu_dai->capture_widget) {
1418                                         cpu_dai->capture_widget = w;
1419                                         break;
1420                                 }
1421                         }
1422                         if (i == rtd->num_cpus) {
1423                                 dev_err(scomp->dev, "error: can't find BE for DAI %s\n",
1424                                         w->name);
1425
1426                                 return -EINVAL;
1427                         }
1428                         dai->name = rtd->dai_link->name;
1429                         dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n",
1430                                 w->name, rtd->dai_link->name);
1431                         break;
1432                 case snd_soc_dapm_dai_in:
1433                         for_each_rtd_cpu_dais(rtd, i, cpu_dai) {
1434                                 /*
1435                                  * Please create DAI widget in the right order
1436                                  * to ensure BE will connect to the right DAI
1437                                  * widget.
1438                                  */
1439                                 if (!cpu_dai->playback_widget) {
1440                                         cpu_dai->playback_widget = w;
1441                                         break;
1442                                 }
1443                         }
1444                         if (i == rtd->num_cpus) {
1445                                 dev_err(scomp->dev, "error: can't find BE for DAI %s\n",
1446                                         w->name);
1447
1448                                 return -EINVAL;
1449                         }
1450                         dai->name = rtd->dai_link->name;
1451                         dev_dbg(scomp->dev, "tplg: connected widget %s -> DAI link %s\n",
1452                                 w->name, rtd->dai_link->name);
1453                         break;
1454                 default:
1455                         break;
1456                 }
1457         }
1458
1459         /* check we have a connection */
1460         if (!dai->name) {
1461                 dev_err(scomp->dev, "error: can't connect DAI %s stream %s\n",
1462                         w->name, w->sname);
1463                 return -EINVAL;
1464         }
1465
1466         return 0;
1467 }
1468
1469 /**
1470  * sof_comp_alloc - allocate and initialize buffer for a new component
1471  * @swidget: pointer to struct snd_sof_widget containing extended data
1472  * @ipc_size: IPC payload size that will be updated depending on valid
1473  *  extended data.
1474  * @index: ID of the pipeline the component belongs to
1475  *
1476  * Return: The pointer to the new allocated component, NULL if failed.
1477  */
1478 static struct sof_ipc_comp *sof_comp_alloc(struct snd_sof_widget *swidget,
1479                                            size_t *ipc_size, int index)
1480 {
1481         u8 nil_uuid[SOF_UUID_SIZE] = {0};
1482         struct sof_ipc_comp *comp;
1483         size_t total_size = *ipc_size;
1484
1485         /* only non-zero UUID is valid */
1486         if (memcmp(&swidget->comp_ext, nil_uuid, SOF_UUID_SIZE))
1487                 total_size += sizeof(swidget->comp_ext);
1488
1489         comp = kzalloc(total_size, GFP_KERNEL);
1490         if (!comp)
1491                 return NULL;
1492
1493         /* configure comp new IPC message */
1494         comp->hdr.size = total_size;
1495         comp->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_NEW;
1496         comp->id = swidget->comp_id;
1497         comp->pipeline_id = index;
1498         comp->core = swidget->core;
1499
1500         /* handle the extended data if needed */
1501         if (total_size > *ipc_size) {
1502                 /* append extended data to the end of the component */
1503                 memcpy((u8 *)comp + *ipc_size, &swidget->comp_ext, sizeof(swidget->comp_ext));
1504                 comp->ext_data_length = sizeof(swidget->comp_ext);
1505         }
1506
1507         /* update ipc_size and return */
1508         *ipc_size = total_size;
1509         return comp;
1510 }
1511
1512 static int sof_widget_load_dai(struct snd_soc_component *scomp, int index,
1513                                struct snd_sof_widget *swidget,
1514                                struct snd_soc_tplg_dapm_widget *tw,
1515                                struct sof_ipc_comp_reply *r,
1516                                struct snd_sof_dai *dai)
1517 {
1518         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1519         struct snd_soc_tplg_private *private = &tw->priv;
1520         struct sof_ipc_comp_dai *comp_dai;
1521         size_t ipc_size = sizeof(*comp_dai);
1522         int ret;
1523
1524         comp_dai = (struct sof_ipc_comp_dai *)
1525                    sof_comp_alloc(swidget, &ipc_size, index);
1526         if (!comp_dai)
1527                 return -ENOMEM;
1528
1529         /* configure dai IPC message */
1530         comp_dai->comp.type = SOF_COMP_DAI;
1531         comp_dai->config.hdr.size = sizeof(comp_dai->config);
1532
1533         ret = sof_parse_tokens(scomp, comp_dai, dai_tokens,
1534                                ARRAY_SIZE(dai_tokens), private->array,
1535                                le32_to_cpu(private->size));
1536         if (ret != 0) {
1537                 dev_err(scomp->dev, "error: parse dai tokens failed %d\n",
1538                         le32_to_cpu(private->size));
1539                 goto finish;
1540         }
1541
1542         ret = sof_parse_tokens(scomp, &comp_dai->config, comp_tokens,
1543                                ARRAY_SIZE(comp_tokens), private->array,
1544                                le32_to_cpu(private->size));
1545         if (ret != 0) {
1546                 dev_err(scomp->dev, "error: parse dai.cfg tokens failed %d\n",
1547                         private->size);
1548                 goto finish;
1549         }
1550
1551         dev_dbg(scomp->dev, "dai %s: type %d index %d\n",
1552                 swidget->widget->name, comp_dai->type, comp_dai->dai_index);
1553         sof_dbg_comp_config(scomp, &comp_dai->config);
1554
1555         ret = sof_ipc_tx_message(sdev->ipc, comp_dai->comp.hdr.cmd,
1556                                  comp_dai, ipc_size, r, sizeof(*r));
1557
1558         if (ret == 0 && dai) {
1559                 dai->scomp = scomp;
1560
1561                 /*
1562                  * copy only the sof_ipc_comp_dai to avoid collapsing
1563                  * the snd_sof_dai, the extended data is kept in the
1564                  * snd_sof_widget.
1565                  */
1566                 memcpy(&dai->comp_dai, comp_dai, sizeof(*comp_dai));
1567         }
1568
1569 finish:
1570         kfree(comp_dai);
1571         return ret;
1572 }
1573
1574 /*
1575  * Buffer topology
1576  */
1577
1578 static int sof_widget_load_buffer(struct snd_soc_component *scomp, int index,
1579                                   struct snd_sof_widget *swidget,
1580                                   struct snd_soc_tplg_dapm_widget *tw,
1581                                   struct sof_ipc_comp_reply *r)
1582 {
1583         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1584         struct snd_soc_tplg_private *private = &tw->priv;
1585         struct sof_ipc_buffer *buffer;
1586         int ret;
1587
1588         buffer = kzalloc(sizeof(*buffer), GFP_KERNEL);
1589         if (!buffer)
1590                 return -ENOMEM;
1591
1592         /* configure dai IPC message */
1593         buffer->comp.hdr.size = sizeof(*buffer);
1594         buffer->comp.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_BUFFER_NEW;
1595         buffer->comp.id = swidget->comp_id;
1596         buffer->comp.type = SOF_COMP_BUFFER;
1597         buffer->comp.pipeline_id = index;
1598         buffer->comp.core = swidget->core;
1599
1600         ret = sof_parse_tokens(scomp, buffer, buffer_tokens,
1601                                ARRAY_SIZE(buffer_tokens), private->array,
1602                                le32_to_cpu(private->size));
1603         if (ret != 0) {
1604                 dev_err(scomp->dev, "error: parse buffer tokens failed %d\n",
1605                         private->size);
1606                 kfree(buffer);
1607                 return ret;
1608         }
1609
1610         dev_dbg(scomp->dev, "buffer %s: size %d caps 0x%x\n",
1611                 swidget->widget->name, buffer->size, buffer->caps);
1612
1613         swidget->private = buffer;
1614
1615         ret = sof_ipc_tx_message(sdev->ipc, buffer->comp.hdr.cmd, buffer,
1616                                  sizeof(*buffer), r, sizeof(*r));
1617         if (ret < 0) {
1618                 dev_err(scomp->dev, "error: buffer %s load failed\n",
1619                         swidget->widget->name);
1620                 kfree(buffer);
1621         }
1622
1623         return ret;
1624 }
1625
1626 /* bind PCM ID to host component ID */
1627 static int spcm_bind(struct snd_soc_component *scomp, struct snd_sof_pcm *spcm,
1628                      int dir)
1629 {
1630         struct snd_sof_widget *host_widget;
1631
1632         host_widget = snd_sof_find_swidget_sname(scomp,
1633                                                  spcm->pcm.caps[dir].name,
1634                                                  dir);
1635         if (!host_widget) {
1636                 dev_err(scomp->dev, "can't find host comp to bind pcm\n");
1637                 return -EINVAL;
1638         }
1639
1640         spcm->stream[dir].comp_id = host_widget->comp_id;
1641
1642         return 0;
1643 }
1644
1645 /*
1646  * PCM Topology
1647  */
1648
1649 static int sof_widget_load_pcm(struct snd_soc_component *scomp, int index,
1650                                struct snd_sof_widget *swidget,
1651                                enum sof_ipc_stream_direction dir,
1652                                struct snd_soc_tplg_dapm_widget *tw,
1653                                struct sof_ipc_comp_reply *r)
1654 {
1655         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1656         struct snd_soc_tplg_private *private = &tw->priv;
1657         struct sof_ipc_comp_host *host;
1658         size_t ipc_size = sizeof(*host);
1659         int ret;
1660
1661         host = (struct sof_ipc_comp_host *)
1662                sof_comp_alloc(swidget, &ipc_size, index);
1663         if (!host)
1664                 return -ENOMEM;
1665
1666         /* configure host comp IPC message */
1667         host->comp.type = SOF_COMP_HOST;
1668         host->direction = dir;
1669         host->config.hdr.size = sizeof(host->config);
1670
1671         ret = sof_parse_tokens(scomp, host, pcm_tokens,
1672                                ARRAY_SIZE(pcm_tokens), private->array,
1673                                le32_to_cpu(private->size));
1674         if (ret != 0) {
1675                 dev_err(scomp->dev, "error: parse host tokens failed %d\n",
1676                         private->size);
1677                 goto err;
1678         }
1679
1680         ret = sof_parse_tokens(scomp, &host->config, comp_tokens,
1681                                ARRAY_SIZE(comp_tokens), private->array,
1682                                le32_to_cpu(private->size));
1683         if (ret != 0) {
1684                 dev_err(scomp->dev, "error: parse host.cfg tokens failed %d\n",
1685                         le32_to_cpu(private->size));
1686                 goto err;
1687         }
1688
1689         dev_dbg(scomp->dev, "loaded host %s\n", swidget->widget->name);
1690         sof_dbg_comp_config(scomp, &host->config);
1691
1692         swidget->private = host;
1693
1694         ret = sof_ipc_tx_message(sdev->ipc, host->comp.hdr.cmd, host,
1695                                  ipc_size, r, sizeof(*r));
1696         if (ret >= 0)
1697                 return ret;
1698 err:
1699         kfree(host);
1700         return ret;
1701 }
1702
1703 /*
1704  * Pipeline Topology
1705  */
1706 int sof_load_pipeline_ipc(struct device *dev,
1707                           struct sof_ipc_pipe_new *pipeline,
1708                           struct sof_ipc_comp_reply *r)
1709 {
1710         struct snd_sof_dev *sdev = dev_get_drvdata(dev);
1711         int ret = sof_core_enable(sdev, pipeline->core);
1712
1713         if (ret < 0)
1714                 return ret;
1715
1716         ret = sof_ipc_tx_message(sdev->ipc, pipeline->hdr.cmd, pipeline,
1717                                  sizeof(*pipeline), r, sizeof(*r));
1718         if (ret < 0)
1719                 dev_err(dev, "error: load pipeline ipc failure\n");
1720
1721         return ret;
1722 }
1723
1724 static int sof_widget_load_pipeline(struct snd_soc_component *scomp, int index,
1725                                     struct snd_sof_widget *swidget,
1726                                     struct snd_soc_tplg_dapm_widget *tw,
1727                                     struct sof_ipc_comp_reply *r)
1728 {
1729         struct snd_soc_tplg_private *private = &tw->priv;
1730         struct sof_ipc_pipe_new *pipeline;
1731         struct snd_sof_widget *comp_swidget;
1732         int ret;
1733
1734         pipeline = kzalloc(sizeof(*pipeline), GFP_KERNEL);
1735         if (!pipeline)
1736                 return -ENOMEM;
1737
1738         /* configure dai IPC message */
1739         pipeline->hdr.size = sizeof(*pipeline);
1740         pipeline->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_NEW;
1741         pipeline->pipeline_id = index;
1742         pipeline->comp_id = swidget->comp_id;
1743
1744         /* component at start of pipeline is our stream id */
1745         comp_swidget = snd_sof_find_swidget(scomp, tw->sname);
1746         if (!comp_swidget) {
1747                 dev_err(scomp->dev, "error: widget %s refers to non existent widget %s\n",
1748                         tw->name, tw->sname);
1749                 ret = -EINVAL;
1750                 goto err;
1751         }
1752
1753         pipeline->sched_id = comp_swidget->comp_id;
1754
1755         dev_dbg(scomp->dev, "tplg: pipeline id %d comp %d scheduling comp id %d\n",
1756                 pipeline->pipeline_id, pipeline->comp_id, pipeline->sched_id);
1757
1758         ret = sof_parse_tokens(scomp, pipeline, sched_tokens,
1759                                ARRAY_SIZE(sched_tokens), private->array,
1760                                le32_to_cpu(private->size));
1761         if (ret != 0) {
1762                 dev_err(scomp->dev, "error: parse pipeline tokens failed %d\n",
1763                         private->size);
1764                 goto err;
1765         }
1766
1767         dev_dbg(scomp->dev, "pipeline %s: period %d pri %d mips %d core %d frames %d\n",
1768                 swidget->widget->name, pipeline->period, pipeline->priority,
1769                 pipeline->period_mips, pipeline->core, pipeline->frames_per_sched);
1770
1771         swidget->private = pipeline;
1772
1773         /* send ipc's to create pipeline comp and power up schedule core */
1774         ret = sof_load_pipeline_ipc(scomp->dev, pipeline, r);
1775         if (ret >= 0)
1776                 return ret;
1777 err:
1778         kfree(pipeline);
1779         return ret;
1780 }
1781
1782 /*
1783  * Mixer topology
1784  */
1785
1786 static int sof_widget_load_mixer(struct snd_soc_component *scomp, int index,
1787                                  struct snd_sof_widget *swidget,
1788                                  struct snd_soc_tplg_dapm_widget *tw,
1789                                  struct sof_ipc_comp_reply *r)
1790 {
1791         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1792         struct snd_soc_tplg_private *private = &tw->priv;
1793         struct sof_ipc_comp_mixer *mixer;
1794         size_t ipc_size = sizeof(*mixer);
1795         int ret;
1796
1797         mixer = (struct sof_ipc_comp_mixer *)
1798                 sof_comp_alloc(swidget, &ipc_size, index);
1799         if (!mixer)
1800                 return -ENOMEM;
1801
1802         /* configure mixer IPC message */
1803         mixer->comp.type = SOF_COMP_MIXER;
1804         mixer->config.hdr.size = sizeof(mixer->config);
1805
1806         ret = sof_parse_tokens(scomp, &mixer->config, comp_tokens,
1807                                ARRAY_SIZE(comp_tokens), private->array,
1808                                le32_to_cpu(private->size));
1809         if (ret != 0) {
1810                 dev_err(scomp->dev, "error: parse mixer.cfg tokens failed %d\n",
1811                         private->size);
1812                 kfree(mixer);
1813                 return ret;
1814         }
1815
1816         sof_dbg_comp_config(scomp, &mixer->config);
1817
1818         swidget->private = mixer;
1819
1820         ret = sof_ipc_tx_message(sdev->ipc, mixer->comp.hdr.cmd, mixer,
1821                                  ipc_size, r, sizeof(*r));
1822         if (ret < 0)
1823                 kfree(mixer);
1824
1825         return ret;
1826 }
1827
1828 /*
1829  * Mux topology
1830  */
1831 static int sof_widget_load_mux(struct snd_soc_component *scomp, int index,
1832                                struct snd_sof_widget *swidget,
1833                                struct snd_soc_tplg_dapm_widget *tw,
1834                                struct sof_ipc_comp_reply *r)
1835 {
1836         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1837         struct snd_soc_tplg_private *private = &tw->priv;
1838         struct sof_ipc_comp_mux *mux;
1839         size_t ipc_size = sizeof(*mux);
1840         int ret;
1841
1842         mux = (struct sof_ipc_comp_mux *)
1843               sof_comp_alloc(swidget, &ipc_size, index);
1844         if (!mux)
1845                 return -ENOMEM;
1846
1847         /* configure mux IPC message */
1848         mux->comp.type = SOF_COMP_MUX;
1849         mux->config.hdr.size = sizeof(mux->config);
1850
1851         ret = sof_parse_tokens(scomp, &mux->config, comp_tokens,
1852                                ARRAY_SIZE(comp_tokens), private->array,
1853                                le32_to_cpu(private->size));
1854         if (ret != 0) {
1855                 dev_err(scomp->dev, "error: parse mux.cfg tokens failed %d\n",
1856                         private->size);
1857                 kfree(mux);
1858                 return ret;
1859         }
1860
1861         sof_dbg_comp_config(scomp, &mux->config);
1862
1863         swidget->private = mux;
1864
1865         ret = sof_ipc_tx_message(sdev->ipc, mux->comp.hdr.cmd, mux,
1866                                  ipc_size, r, sizeof(*r));
1867         if (ret < 0)
1868                 kfree(mux);
1869
1870         return ret;
1871 }
1872
1873 /*
1874  * PGA Topology
1875  */
1876
1877 static int sof_widget_load_pga(struct snd_soc_component *scomp, int index,
1878                                struct snd_sof_widget *swidget,
1879                                struct snd_soc_tplg_dapm_widget *tw,
1880                                struct sof_ipc_comp_reply *r)
1881 {
1882         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1883         struct snd_soc_tplg_private *private = &tw->priv;
1884         struct sof_ipc_comp_volume *volume;
1885         struct snd_sof_control *scontrol;
1886         size_t ipc_size = sizeof(*volume);
1887         int min_step;
1888         int max_step;
1889         int ret;
1890
1891         volume = (struct sof_ipc_comp_volume *)
1892                  sof_comp_alloc(swidget, &ipc_size, index);
1893         if (!volume)
1894                 return -ENOMEM;
1895
1896         if (!le32_to_cpu(tw->num_kcontrols)) {
1897                 dev_err(scomp->dev, "error: invalid kcontrol count %d for volume\n",
1898                         tw->num_kcontrols);
1899                 ret = -EINVAL;
1900                 goto err;
1901         }
1902
1903         /* configure volume IPC message */
1904         volume->comp.type = SOF_COMP_VOLUME;
1905         volume->config.hdr.size = sizeof(volume->config);
1906
1907         ret = sof_parse_tokens(scomp, volume, volume_tokens,
1908                                ARRAY_SIZE(volume_tokens), private->array,
1909                                le32_to_cpu(private->size));
1910         if (ret != 0) {
1911                 dev_err(scomp->dev, "error: parse volume tokens failed %d\n",
1912                         private->size);
1913                 goto err;
1914         }
1915         ret = sof_parse_tokens(scomp, &volume->config, comp_tokens,
1916                                ARRAY_SIZE(comp_tokens), private->array,
1917                                le32_to_cpu(private->size));
1918         if (ret != 0) {
1919                 dev_err(scomp->dev, "error: parse volume.cfg tokens failed %d\n",
1920                         le32_to_cpu(private->size));
1921                 goto err;
1922         }
1923
1924         sof_dbg_comp_config(scomp, &volume->config);
1925
1926         swidget->private = volume;
1927
1928         list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
1929                 if (scontrol->comp_id == swidget->comp_id &&
1930                     scontrol->volume_table) {
1931                         min_step = scontrol->min_volume_step;
1932                         max_step = scontrol->max_volume_step;
1933                         volume->min_value = scontrol->volume_table[min_step];
1934                         volume->max_value = scontrol->volume_table[max_step];
1935                         volume->channels = scontrol->num_channels;
1936                         break;
1937                 }
1938         }
1939
1940         ret = sof_ipc_tx_message(sdev->ipc, volume->comp.hdr.cmd, volume,
1941                                  ipc_size, r, sizeof(*r));
1942         if (ret >= 0)
1943                 return ret;
1944 err:
1945         kfree(volume);
1946         return ret;
1947 }
1948
1949 /*
1950  * SRC Topology
1951  */
1952
1953 static int sof_widget_load_src(struct snd_soc_component *scomp, int index,
1954                                struct snd_sof_widget *swidget,
1955                                struct snd_soc_tplg_dapm_widget *tw,
1956                                struct sof_ipc_comp_reply *r)
1957 {
1958         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
1959         struct snd_soc_tplg_private *private = &tw->priv;
1960         struct sof_ipc_comp_src *src;
1961         size_t ipc_size = sizeof(*src);
1962         int ret;
1963
1964         src = (struct sof_ipc_comp_src *)
1965               sof_comp_alloc(swidget, &ipc_size, index);
1966         if (!src)
1967                 return -ENOMEM;
1968
1969         /* configure src IPC message */
1970         src->comp.type = SOF_COMP_SRC;
1971         src->config.hdr.size = sizeof(src->config);
1972
1973         ret = sof_parse_tokens(scomp, src, src_tokens,
1974                                ARRAY_SIZE(src_tokens), private->array,
1975                                le32_to_cpu(private->size));
1976         if (ret != 0) {
1977                 dev_err(scomp->dev, "error: parse src tokens failed %d\n",
1978                         private->size);
1979                 goto err;
1980         }
1981
1982         ret = sof_parse_tokens(scomp, &src->config, comp_tokens,
1983                                ARRAY_SIZE(comp_tokens), private->array,
1984                                le32_to_cpu(private->size));
1985         if (ret != 0) {
1986                 dev_err(scomp->dev, "error: parse src.cfg tokens failed %d\n",
1987                         le32_to_cpu(private->size));
1988                 goto err;
1989         }
1990
1991         dev_dbg(scomp->dev, "src %s: source rate %d sink rate %d\n",
1992                 swidget->widget->name, src->source_rate, src->sink_rate);
1993         sof_dbg_comp_config(scomp, &src->config);
1994
1995         swidget->private = src;
1996
1997         ret = sof_ipc_tx_message(sdev->ipc, src->comp.hdr.cmd, src,
1998                                  ipc_size, r, sizeof(*r));
1999         if (ret >= 0)
2000                 return ret;
2001 err:
2002         kfree(src);
2003         return ret;
2004 }
2005
2006 /*
2007  * ASRC Topology
2008  */
2009
2010 static int sof_widget_load_asrc(struct snd_soc_component *scomp, int index,
2011                                 struct snd_sof_widget *swidget,
2012                                 struct snd_soc_tplg_dapm_widget *tw,
2013                                 struct sof_ipc_comp_reply *r)
2014 {
2015         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2016         struct snd_soc_tplg_private *private = &tw->priv;
2017         struct sof_ipc_comp_asrc *asrc;
2018         size_t ipc_size = sizeof(*asrc);
2019         int ret;
2020
2021         asrc = (struct sof_ipc_comp_asrc *)
2022                sof_comp_alloc(swidget, &ipc_size, index);
2023         if (!asrc)
2024                 return -ENOMEM;
2025
2026         /* configure ASRC IPC message */
2027         asrc->comp.type = SOF_COMP_ASRC;
2028         asrc->config.hdr.size = sizeof(asrc->config);
2029
2030         ret = sof_parse_tokens(scomp, asrc, asrc_tokens,
2031                                ARRAY_SIZE(asrc_tokens), private->array,
2032                                le32_to_cpu(private->size));
2033         if (ret != 0) {
2034                 dev_err(scomp->dev, "error: parse asrc tokens failed %d\n",
2035                         private->size);
2036                 goto err;
2037         }
2038
2039         ret = sof_parse_tokens(scomp, &asrc->config, comp_tokens,
2040                                ARRAY_SIZE(comp_tokens), private->array,
2041                                le32_to_cpu(private->size));
2042         if (ret != 0) {
2043                 dev_err(scomp->dev, "error: parse asrc.cfg tokens failed %d\n",
2044                         le32_to_cpu(private->size));
2045                 goto err;
2046         }
2047
2048         dev_dbg(scomp->dev, "asrc %s: source rate %d sink rate %d "
2049                 "asynch %d operation %d\n",
2050                 swidget->widget->name, asrc->source_rate, asrc->sink_rate,
2051                 asrc->asynchronous_mode, asrc->operation_mode);
2052         sof_dbg_comp_config(scomp, &asrc->config);
2053
2054         swidget->private = asrc;
2055
2056         ret = sof_ipc_tx_message(sdev->ipc, asrc->comp.hdr.cmd, asrc,
2057                                  ipc_size, r, sizeof(*r));
2058         if (ret >= 0)
2059                 return ret;
2060 err:
2061         kfree(asrc);
2062         return ret;
2063 }
2064
2065 /*
2066  * Signal Generator Topology
2067  */
2068
2069 static int sof_widget_load_siggen(struct snd_soc_component *scomp, int index,
2070                                   struct snd_sof_widget *swidget,
2071                                   struct snd_soc_tplg_dapm_widget *tw,
2072                                   struct sof_ipc_comp_reply *r)
2073 {
2074         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2075         struct snd_soc_tplg_private *private = &tw->priv;
2076         struct sof_ipc_comp_tone *tone;
2077         size_t ipc_size = sizeof(*tone);
2078         int ret;
2079
2080         tone = (struct sof_ipc_comp_tone *)
2081                sof_comp_alloc(swidget, &ipc_size, index);
2082         if (!tone)
2083                 return -ENOMEM;
2084
2085         /* configure siggen IPC message */
2086         tone->comp.type = SOF_COMP_TONE;
2087         tone->config.hdr.size = sizeof(tone->config);
2088
2089         ret = sof_parse_tokens(scomp, tone, tone_tokens,
2090                                ARRAY_SIZE(tone_tokens), private->array,
2091                                le32_to_cpu(private->size));
2092         if (ret != 0) {
2093                 dev_err(scomp->dev, "error: parse tone tokens failed %d\n",
2094                         le32_to_cpu(private->size));
2095                 goto err;
2096         }
2097
2098         ret = sof_parse_tokens(scomp, &tone->config, comp_tokens,
2099                                ARRAY_SIZE(comp_tokens), private->array,
2100                                le32_to_cpu(private->size));
2101         if (ret != 0) {
2102                 dev_err(scomp->dev, "error: parse tone.cfg tokens failed %d\n",
2103                         le32_to_cpu(private->size));
2104                 goto err;
2105         }
2106
2107         dev_dbg(scomp->dev, "tone %s: frequency %d amplitude %d\n",
2108                 swidget->widget->name, tone->frequency, tone->amplitude);
2109         sof_dbg_comp_config(scomp, &tone->config);
2110
2111         swidget->private = tone;
2112
2113         ret = sof_ipc_tx_message(sdev->ipc, tone->comp.hdr.cmd, tone,
2114                                  ipc_size, r, sizeof(*r));
2115         if (ret >= 0)
2116                 return ret;
2117 err:
2118         kfree(tone);
2119         return ret;
2120 }
2121
2122 static int sof_get_control_data(struct snd_soc_component *scomp,
2123                                 struct snd_soc_dapm_widget *widget,
2124                                 struct sof_widget_data *wdata,
2125                                 size_t *size)
2126 {
2127         const struct snd_kcontrol_new *kc;
2128         struct soc_mixer_control *sm;
2129         struct soc_bytes_ext *sbe;
2130         struct soc_enum *se;
2131         int i;
2132
2133         *size = 0;
2134
2135         for (i = 0; i < widget->num_kcontrols; i++) {
2136                 kc = &widget->kcontrol_news[i];
2137
2138                 switch (widget->dobj.widget.kcontrol_type[i]) {
2139                 case SND_SOC_TPLG_TYPE_MIXER:
2140                         sm = (struct soc_mixer_control *)kc->private_value;
2141                         wdata[i].control = sm->dobj.private;
2142                         break;
2143                 case SND_SOC_TPLG_TYPE_BYTES:
2144                         sbe = (struct soc_bytes_ext *)kc->private_value;
2145                         wdata[i].control = sbe->dobj.private;
2146                         break;
2147                 case SND_SOC_TPLG_TYPE_ENUM:
2148                         se = (struct soc_enum *)kc->private_value;
2149                         wdata[i].control = se->dobj.private;
2150                         break;
2151                 default:
2152                         dev_err(scomp->dev, "error: unknown kcontrol type %u in widget %s\n",
2153                                 widget->dobj.widget.kcontrol_type[i],
2154                                 widget->name);
2155                         return -EINVAL;
2156                 }
2157
2158                 if (!wdata[i].control) {
2159                         dev_err(scomp->dev, "error: no scontrol for widget %s\n",
2160                                 widget->name);
2161                         return -EINVAL;
2162                 }
2163
2164                 wdata[i].pdata = wdata[i].control->control_data->data;
2165                 if (!wdata[i].pdata)
2166                         return -EINVAL;
2167
2168                 /* make sure data is valid - data can be updated at runtime */
2169                 if (widget->dobj.widget.kcontrol_type[i] == SND_SOC_TPLG_TYPE_BYTES &&
2170                     wdata[i].pdata->magic != SOF_ABI_MAGIC)
2171                         return -EINVAL;
2172
2173                 *size += wdata[i].pdata->size;
2174
2175                 /* get data type */
2176                 switch (wdata[i].control->cmd) {
2177                 case SOF_CTRL_CMD_VOLUME:
2178                 case SOF_CTRL_CMD_ENUM:
2179                 case SOF_CTRL_CMD_SWITCH:
2180                         wdata[i].ipc_cmd = SOF_IPC_COMP_SET_VALUE;
2181                         wdata[i].ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_SET;
2182                         break;
2183                 case SOF_CTRL_CMD_BINARY:
2184                         wdata[i].ipc_cmd = SOF_IPC_COMP_SET_DATA;
2185                         wdata[i].ctrl_type = SOF_CTRL_TYPE_DATA_SET;
2186                         break;
2187                 default:
2188                         break;
2189                 }
2190         }
2191
2192         return 0;
2193 }
2194
2195 static int sof_process_load(struct snd_soc_component *scomp, int index,
2196                             struct snd_sof_widget *swidget,
2197                             struct snd_soc_tplg_dapm_widget *tw,
2198                             struct sof_ipc_comp_reply *r,
2199                             int type)
2200 {
2201         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2202         struct snd_soc_dapm_widget *widget = swidget->widget;
2203         struct snd_soc_tplg_private *private = &tw->priv;
2204         struct sof_ipc_comp_process *process;
2205         struct sof_widget_data *wdata = NULL;
2206         size_t ipc_data_size = 0;
2207         size_t ipc_size;
2208         int offset = 0;
2209         int ret;
2210         int i;
2211
2212         /* allocate struct for widget control data sizes and types */
2213         if (widget->num_kcontrols) {
2214                 wdata = kcalloc(widget->num_kcontrols,
2215                                 sizeof(*wdata),
2216                                 GFP_KERNEL);
2217
2218                 if (!wdata)
2219                         return -ENOMEM;
2220
2221                 /* get possible component controls and get size of all pdata */
2222                 ret = sof_get_control_data(scomp, widget, wdata,
2223                                            &ipc_data_size);
2224
2225                 if (ret < 0)
2226                         goto out;
2227         }
2228
2229         ipc_size = sizeof(struct sof_ipc_comp_process) + ipc_data_size;
2230
2231         /* we are exceeding max ipc size, config needs to be sent separately */
2232         if (ipc_size > SOF_IPC_MSG_MAX_SIZE) {
2233                 ipc_size -= ipc_data_size;
2234                 ipc_data_size = 0;
2235         }
2236
2237         process = (struct sof_ipc_comp_process *)
2238                   sof_comp_alloc(swidget, &ipc_size, index);
2239         if (!process) {
2240                 ret = -ENOMEM;
2241                 goto out;
2242         }
2243
2244         /* configure iir IPC message */
2245         process->comp.type = type;
2246         process->config.hdr.size = sizeof(process->config);
2247
2248         ret = sof_parse_tokens(scomp, &process->config, comp_tokens,
2249                                ARRAY_SIZE(comp_tokens), private->array,
2250                                le32_to_cpu(private->size));
2251         if (ret != 0) {
2252                 dev_err(scomp->dev, "error: parse process.cfg tokens failed %d\n",
2253                         le32_to_cpu(private->size));
2254                 goto err;
2255         }
2256
2257         sof_dbg_comp_config(scomp, &process->config);
2258
2259         /*
2260          * found private data in control, so copy it.
2261          * get possible component controls - get size of all pdata,
2262          * then memcpy with headers
2263          */
2264         if (ipc_data_size) {
2265                 for (i = 0; i < widget->num_kcontrols; i++) {
2266                         memcpy(&process->data + offset,
2267                                wdata[i].pdata->data,
2268                                wdata[i].pdata->size);
2269                         offset += wdata[i].pdata->size;
2270                 }
2271         }
2272
2273         process->size = ipc_data_size;
2274         swidget->private = process;
2275
2276         ret = sof_ipc_tx_message(sdev->ipc, process->comp.hdr.cmd, process,
2277                                  ipc_size, r, sizeof(*r));
2278
2279         if (ret < 0) {
2280                 dev_err(scomp->dev, "error: create process failed\n");
2281                 goto err;
2282         }
2283
2284         /* we sent the data in single message so return */
2285         if (ipc_data_size)
2286                 goto out;
2287
2288         /* send control data with large message supported method */
2289         for (i = 0; i < widget->num_kcontrols; i++) {
2290                 wdata[i].control->readback_offset = 0;
2291                 ret = snd_sof_ipc_set_get_comp_data(wdata[i].control,
2292                                                     wdata[i].ipc_cmd,
2293                                                     wdata[i].ctrl_type,
2294                                                     wdata[i].control->cmd,
2295                                                     true);
2296                 if (ret != 0) {
2297                         dev_err(scomp->dev, "error: send control failed\n");
2298                         break;
2299                 }
2300         }
2301
2302 err:
2303         if (ret < 0)
2304                 kfree(process);
2305 out:
2306         kfree(wdata);
2307         return ret;
2308 }
2309
2310 /*
2311  * Processing Component Topology - can be "effect", "codec", or general
2312  * "processing".
2313  */
2314
2315 static int sof_widget_load_process(struct snd_soc_component *scomp, int index,
2316                                    struct snd_sof_widget *swidget,
2317                                    struct snd_soc_tplg_dapm_widget *tw,
2318                                    struct sof_ipc_comp_reply *r)
2319 {
2320         struct snd_soc_tplg_private *private = &tw->priv;
2321         struct sof_ipc_comp_process config;
2322         int ret;
2323
2324         /* check we have some tokens - we need at least process type */
2325         if (le32_to_cpu(private->size) == 0) {
2326                 dev_err(scomp->dev, "error: process tokens not found\n");
2327                 return -EINVAL;
2328         }
2329
2330         memset(&config, 0, sizeof(config));
2331         config.comp.core = swidget->core;
2332
2333         /* get the process token */
2334         ret = sof_parse_tokens(scomp, &config, process_tokens,
2335                                ARRAY_SIZE(process_tokens), private->array,
2336                                le32_to_cpu(private->size));
2337         if (ret != 0) {
2338                 dev_err(scomp->dev, "error: parse process tokens failed %d\n",
2339                         le32_to_cpu(private->size));
2340                 return ret;
2341         }
2342
2343         /* now load process specific data and send IPC */
2344         ret = sof_process_load(scomp, index, swidget, tw, r,
2345                                find_process_comp_type(config.type));
2346         if (ret < 0) {
2347                 dev_err(scomp->dev, "error: process loading failed\n");
2348                 return ret;
2349         }
2350
2351         return 0;
2352 }
2353
2354 static int sof_widget_bind_event(struct snd_soc_component *scomp,
2355                                  struct snd_sof_widget *swidget,
2356                                  u16 event_type)
2357 {
2358         struct sof_ipc_comp *ipc_comp;
2359
2360         /* validate widget event type */
2361         switch (event_type) {
2362         case SOF_KEYWORD_DETECT_DAPM_EVENT:
2363                 /* only KEYWORD_DETECT comps should handle this */
2364                 if (swidget->id != snd_soc_dapm_effect)
2365                         break;
2366
2367                 ipc_comp = swidget->private;
2368                 if (ipc_comp && ipc_comp->type != SOF_COMP_KEYWORD_DETECT)
2369                         break;
2370
2371                 /* bind event to keyword detect comp */
2372                 return snd_soc_tplg_widget_bind_event(swidget->widget,
2373                                                       sof_kwd_events,
2374                                                       ARRAY_SIZE(sof_kwd_events),
2375                                                       event_type);
2376         default:
2377                 break;
2378         }
2379
2380         dev_err(scomp->dev,
2381                 "error: invalid event type %d for widget %s\n",
2382                 event_type, swidget->widget->name);
2383         return -EINVAL;
2384 }
2385
2386 /* external widget init - used for any driver specific init */
2387 static int sof_widget_ready(struct snd_soc_component *scomp, int index,
2388                             struct snd_soc_dapm_widget *w,
2389                             struct snd_soc_tplg_dapm_widget *tw)
2390 {
2391         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2392         struct snd_sof_widget *swidget;
2393         struct snd_sof_dai *dai;
2394         struct sof_ipc_comp_reply reply;
2395         struct snd_sof_control *scontrol;
2396         struct sof_ipc_comp comp = {
2397                 .core = SOF_DSP_PRIMARY_CORE,
2398         };
2399         int ret = 0;
2400
2401         swidget = kzalloc(sizeof(*swidget), GFP_KERNEL);
2402         if (!swidget)
2403                 return -ENOMEM;
2404
2405         swidget->scomp = scomp;
2406         swidget->widget = w;
2407         swidget->comp_id = sdev->next_comp_id++;
2408         swidget->complete = 0;
2409         swidget->id = w->id;
2410         swidget->pipeline_id = index;
2411         swidget->private = NULL;
2412         memset(&reply, 0, sizeof(reply));
2413
2414         dev_dbg(scomp->dev, "tplg: ready widget id %d pipe %d type %d name : %s stream %s\n",
2415                 swidget->comp_id, index, swidget->id, tw->name,
2416                 strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0
2417                         ? tw->sname : "none");
2418
2419         ret = sof_parse_tokens(scomp, &comp, core_tokens,
2420                                ARRAY_SIZE(core_tokens), tw->priv.array,
2421                                le32_to_cpu(tw->priv.size));
2422         if (ret != 0) {
2423                 dev_err(scomp->dev, "error: parsing core tokens failed %d\n",
2424                         ret);
2425                 kfree(swidget);
2426                 return ret;
2427         }
2428
2429         swidget->core = comp.core;
2430
2431         /* default is primary core, safe to call for already enabled cores */
2432         ret = sof_core_enable(sdev, comp.core);
2433         if (ret < 0) {
2434                 dev_err(scomp->dev, "error: enable core: %d\n", ret);
2435                 kfree(swidget);
2436                 return ret;
2437         }
2438
2439         ret = sof_parse_tokens(scomp, &swidget->comp_ext, comp_ext_tokens,
2440                                ARRAY_SIZE(comp_ext_tokens), tw->priv.array,
2441                                le32_to_cpu(tw->priv.size));
2442         if (ret != 0) {
2443                 dev_err(scomp->dev, "error: parsing comp_ext_tokens failed %d\n",
2444                         ret);
2445                 kfree(swidget);
2446                 return ret;
2447         }
2448
2449         /* handle any special case widgets */
2450         switch (w->id) {
2451         case snd_soc_dapm_dai_in:
2452         case snd_soc_dapm_dai_out:
2453                 dai = kzalloc(sizeof(*dai), GFP_KERNEL);
2454                 if (!dai) {
2455                         kfree(swidget);
2456                         return -ENOMEM;
2457                 }
2458
2459                 ret = sof_widget_load_dai(scomp, index, swidget, tw, &reply, dai);
2460                 if (ret == 0) {
2461                         sof_connect_dai_widget(scomp, w, tw, dai);
2462                         list_add(&dai->list, &sdev->dai_list);
2463                         swidget->private = dai;
2464                 } else {
2465                         kfree(dai);
2466                 }
2467                 break;
2468         case snd_soc_dapm_mixer:
2469                 ret = sof_widget_load_mixer(scomp, index, swidget, tw, &reply);
2470                 break;
2471         case snd_soc_dapm_pga:
2472                 ret = sof_widget_load_pga(scomp, index, swidget, tw, &reply);
2473                 /* Find scontrol for this pga and set readback offset*/
2474                 list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
2475                         if (scontrol->comp_id == swidget->comp_id) {
2476                                 scontrol->readback_offset = reply.offset;
2477                                 break;
2478                         }
2479                 }
2480                 break;
2481         case snd_soc_dapm_buffer:
2482                 ret = sof_widget_load_buffer(scomp, index, swidget, tw, &reply);
2483                 break;
2484         case snd_soc_dapm_scheduler:
2485                 ret = sof_widget_load_pipeline(scomp, index, swidget, tw, &reply);
2486                 break;
2487         case snd_soc_dapm_aif_out:
2488                 ret = sof_widget_load_pcm(scomp, index, swidget,
2489                                           SOF_IPC_STREAM_CAPTURE, tw, &reply);
2490                 break;
2491         case snd_soc_dapm_aif_in:
2492                 ret = sof_widget_load_pcm(scomp, index, swidget,
2493                                           SOF_IPC_STREAM_PLAYBACK, tw, &reply);
2494                 break;
2495         case snd_soc_dapm_src:
2496                 ret = sof_widget_load_src(scomp, index, swidget, tw, &reply);
2497                 break;
2498         case snd_soc_dapm_asrc:
2499                 ret = sof_widget_load_asrc(scomp, index, swidget, tw, &reply);
2500                 break;
2501         case snd_soc_dapm_siggen:
2502                 ret = sof_widget_load_siggen(scomp, index, swidget, tw, &reply);
2503                 break;
2504         case snd_soc_dapm_effect:
2505                 ret = sof_widget_load_process(scomp, index, swidget, tw, &reply);
2506                 break;
2507         case snd_soc_dapm_mux:
2508         case snd_soc_dapm_demux:
2509                 ret = sof_widget_load_mux(scomp, index, swidget, tw, &reply);
2510                 break;
2511         case snd_soc_dapm_switch:
2512         case snd_soc_dapm_dai_link:
2513         case snd_soc_dapm_kcontrol:
2514         default:
2515                 dev_dbg(scomp->dev, "widget type %d name %s not handled\n", swidget->id, tw->name);
2516                 break;
2517         }
2518
2519         /* check IPC reply */
2520         if (ret < 0 || reply.rhdr.error < 0) {
2521                 dev_err(scomp->dev,
2522                         "error: DSP failed to add widget id %d type %d name : %s stream %s reply %d\n",
2523                         tw->shift, swidget->id, tw->name,
2524                         strnlen(tw->sname, SNDRV_CTL_ELEM_ID_NAME_MAXLEN) > 0
2525                                 ? tw->sname : "none", reply.rhdr.error);
2526                 kfree(swidget);
2527                 return ret;
2528         }
2529
2530         /* bind widget to external event */
2531         if (tw->event_type) {
2532                 ret = sof_widget_bind_event(scomp, swidget,
2533                                             le16_to_cpu(tw->event_type));
2534                 if (ret) {
2535                         dev_err(scomp->dev, "error: widget event binding failed\n");
2536                         kfree(swidget->private);
2537                         kfree(swidget);
2538                         return ret;
2539                 }
2540         }
2541
2542         w->dobj.private = swidget;
2543         list_add(&swidget->list, &sdev->widget_list);
2544         return ret;
2545 }
2546
2547 static int sof_route_unload(struct snd_soc_component *scomp,
2548                             struct snd_soc_dobj *dobj)
2549 {
2550         struct snd_sof_route *sroute;
2551
2552         sroute = dobj->private;
2553         if (!sroute)
2554                 return 0;
2555
2556         /* free sroute and its private data */
2557         kfree(sroute->private);
2558         list_del(&sroute->list);
2559         kfree(sroute);
2560
2561         return 0;
2562 }
2563
2564 static int sof_widget_unload(struct snd_soc_component *scomp,
2565                              struct snd_soc_dobj *dobj)
2566 {
2567         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2568         const struct snd_kcontrol_new *kc;
2569         struct snd_soc_dapm_widget *widget;
2570         struct sof_ipc_pipe_new *pipeline;
2571         struct snd_sof_control *scontrol;
2572         struct snd_sof_widget *swidget;
2573         struct soc_mixer_control *sm;
2574         struct soc_bytes_ext *sbe;
2575         struct snd_sof_dai *dai;
2576         struct soc_enum *se;
2577         int ret = 0;
2578         int i;
2579
2580         swidget = dobj->private;
2581         if (!swidget)
2582                 return 0;
2583
2584         widget = swidget->widget;
2585
2586         switch (swidget->id) {
2587         case snd_soc_dapm_dai_in:
2588         case snd_soc_dapm_dai_out:
2589                 dai = swidget->private;
2590
2591                 if (dai) {
2592                         /* free dai config */
2593                         kfree(dai->dai_config);
2594                         list_del(&dai->list);
2595                 }
2596                 break;
2597         case snd_soc_dapm_scheduler:
2598
2599                 /* power down the pipeline schedule core */
2600                 pipeline = swidget->private;
2601
2602                 /*
2603                  * Runtime PM should still function normally if topology loading fails and
2604                  * it's components are unloaded. Do not power down the primary core so that the
2605                  * CTX_SAVE IPC can succeed during runtime suspend.
2606                  */
2607                 if (pipeline->core == SOF_DSP_PRIMARY_CORE)
2608                         break;
2609
2610                 ret = snd_sof_dsp_core_power_down(sdev, 1 << pipeline->core);
2611                 if (ret < 0)
2612                         dev_err(scomp->dev, "error: powering down pipeline schedule core %d\n",
2613                                 pipeline->core);
2614                 break;
2615         default:
2616                 break;
2617         }
2618         for (i = 0; i < widget->num_kcontrols; i++) {
2619                 kc = &widget->kcontrol_news[i];
2620                 switch (widget->dobj.widget.kcontrol_type[i]) {
2621                 case SND_SOC_TPLG_TYPE_MIXER:
2622                         sm = (struct soc_mixer_control *)kc->private_value;
2623                         scontrol = sm->dobj.private;
2624                         if (sm->max > 1)
2625                                 kfree(scontrol->volume_table);
2626                         break;
2627                 case SND_SOC_TPLG_TYPE_ENUM:
2628                         se = (struct soc_enum *)kc->private_value;
2629                         scontrol = se->dobj.private;
2630                         break;
2631                 case SND_SOC_TPLG_TYPE_BYTES:
2632                         sbe = (struct soc_bytes_ext *)kc->private_value;
2633                         scontrol = sbe->dobj.private;
2634                         break;
2635                 default:
2636                         dev_warn(scomp->dev, "unsupported kcontrol_type\n");
2637                         goto out;
2638                 }
2639                 kfree(scontrol->control_data);
2640                 list_del(&scontrol->list);
2641                 kfree(scontrol);
2642         }
2643
2644 out:
2645         /* free private value */
2646         kfree(swidget->private);
2647
2648         /* remove and free swidget object */
2649         list_del(&swidget->list);
2650         kfree(swidget);
2651
2652         return ret;
2653 }
2654
2655 /*
2656  * DAI HW configuration.
2657  */
2658
2659 /* FE DAI - used for any driver specific init */
2660 static int sof_dai_load(struct snd_soc_component *scomp, int index,
2661                         struct snd_soc_dai_driver *dai_drv,
2662                         struct snd_soc_tplg_pcm *pcm, struct snd_soc_dai *dai)
2663 {
2664         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2665         struct snd_soc_tplg_stream_caps *caps;
2666         struct snd_soc_tplg_private *private = &pcm->priv;
2667         struct snd_sof_pcm *spcm;
2668         int stream;
2669         int ret;
2670
2671         /* nothing to do for BEs atm */
2672         if (!pcm)
2673                 return 0;
2674
2675         spcm = kzalloc(sizeof(*spcm), GFP_KERNEL);
2676         if (!spcm)
2677                 return -ENOMEM;
2678
2679         spcm->scomp = scomp;
2680
2681         for_each_pcm_streams(stream) {
2682                 spcm->stream[stream].comp_id = COMP_ID_UNASSIGNED;
2683                 INIT_WORK(&spcm->stream[stream].period_elapsed_work,
2684                           snd_sof_pcm_period_elapsed_work);
2685         }
2686
2687         spcm->pcm = *pcm;
2688         dev_dbg(scomp->dev, "tplg: load pcm %s\n", pcm->dai_name);
2689
2690         dai_drv->dobj.private = spcm;
2691         list_add(&spcm->list, &sdev->pcm_list);
2692
2693         ret = sof_parse_tokens(scomp, spcm, stream_tokens,
2694                                ARRAY_SIZE(stream_tokens), private->array,
2695                                le32_to_cpu(private->size));
2696         if (ret) {
2697                 dev_err(scomp->dev, "error: parse stream tokens failed %d\n",
2698                         le32_to_cpu(private->size));
2699                 return ret;
2700         }
2701
2702         /* do we need to allocate playback PCM DMA pages */
2703         if (!spcm->pcm.playback)
2704                 goto capture;
2705
2706         stream = SNDRV_PCM_STREAM_PLAYBACK;
2707
2708         dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: playback d0i3:%d\n",
2709                  spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible);
2710
2711         caps = &spcm->pcm.caps[stream];
2712
2713         /* allocate playback page table buffer */
2714         ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev,
2715                                   PAGE_SIZE, &spcm->stream[stream].page_table);
2716         if (ret < 0) {
2717                 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n",
2718                         caps->name, ret);
2719
2720                 return ret;
2721         }
2722
2723         /* bind pcm to host comp */
2724         ret = spcm_bind(scomp, spcm, stream);
2725         if (ret) {
2726                 dev_err(scomp->dev,
2727                         "error: can't bind pcm to host\n");
2728                 goto free_playback_tables;
2729         }
2730
2731 capture:
2732         stream = SNDRV_PCM_STREAM_CAPTURE;
2733
2734         /* do we need to allocate capture PCM DMA pages */
2735         if (!spcm->pcm.capture)
2736                 return ret;
2737
2738         dev_vdbg(scomp->dev, "tplg: pcm %s stream tokens: capture d0i3:%d\n",
2739                  spcm->pcm.pcm_name, spcm->stream[stream].d0i3_compatible);
2740
2741         caps = &spcm->pcm.caps[stream];
2742
2743         /* allocate capture page table buffer */
2744         ret = snd_dma_alloc_pages(SNDRV_DMA_TYPE_DEV, sdev->dev,
2745                                   PAGE_SIZE, &spcm->stream[stream].page_table);
2746         if (ret < 0) {
2747                 dev_err(scomp->dev, "error: can't alloc page table for %s %d\n",
2748                         caps->name, ret);
2749                 goto free_playback_tables;
2750         }
2751
2752         /* bind pcm to host comp */
2753         ret = spcm_bind(scomp, spcm, stream);
2754         if (ret) {
2755                 dev_err(scomp->dev,
2756                         "error: can't bind pcm to host\n");
2757                 snd_dma_free_pages(&spcm->stream[stream].page_table);
2758                 goto free_playback_tables;
2759         }
2760
2761         return ret;
2762
2763 free_playback_tables:
2764         if (spcm->pcm.playback)
2765                 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table);
2766
2767         return ret;
2768 }
2769
2770 static int sof_dai_unload(struct snd_soc_component *scomp,
2771                           struct snd_soc_dobj *dobj)
2772 {
2773         struct snd_sof_pcm *spcm = dobj->private;
2774
2775         /* free PCM DMA pages */
2776         if (spcm->pcm.playback)
2777                 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_PLAYBACK].page_table);
2778
2779         if (spcm->pcm.capture)
2780                 snd_dma_free_pages(&spcm->stream[SNDRV_PCM_STREAM_CAPTURE].page_table);
2781
2782         /* remove from list and free spcm */
2783         list_del(&spcm->list);
2784         kfree(spcm);
2785
2786         return 0;
2787 }
2788
2789 static void sof_dai_set_format(struct snd_soc_tplg_hw_config *hw_config,
2790                                struct sof_ipc_dai_config *config)
2791 {
2792         /* clock directions wrt codec */
2793         if (hw_config->bclk_provider == SND_SOC_TPLG_BCLK_CP) {
2794                 /* codec is bclk provider */
2795                 if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP)
2796                         config->format |= SOF_DAI_FMT_CBP_CFP;
2797                 else
2798                         config->format |= SOF_DAI_FMT_CBP_CFC;
2799         } else {
2800                 /* codec is bclk consumer */
2801                 if (hw_config->fsync_provider == SND_SOC_TPLG_FSYNC_CP)
2802                         config->format |= SOF_DAI_FMT_CBC_CFP;
2803                 else
2804                         config->format |= SOF_DAI_FMT_CBC_CFC;
2805         }
2806
2807         /* inverted clocks ? */
2808         if (hw_config->invert_bclk) {
2809                 if (hw_config->invert_fsync)
2810                         config->format |= SOF_DAI_FMT_IB_IF;
2811                 else
2812                         config->format |= SOF_DAI_FMT_IB_NF;
2813         } else {
2814                 if (hw_config->invert_fsync)
2815                         config->format |= SOF_DAI_FMT_NB_IF;
2816                 else
2817                         config->format |= SOF_DAI_FMT_NB_NF;
2818         }
2819 }
2820
2821 /*
2822  * Send IPC and set the same config for all DAIs with name matching the link
2823  * name. Note that the function can only be used for the case that all DAIs
2824  * have a common DAI config for now.
2825  */
2826 static int sof_set_dai_config_multi(struct snd_sof_dev *sdev, u32 size,
2827                                     struct snd_soc_dai_link *link,
2828                                     struct sof_ipc_dai_config *config,
2829                                     int num_conf, int curr_conf)
2830 {
2831         struct snd_sof_dai *dai;
2832         int found = 0;
2833         int i;
2834
2835         list_for_each_entry(dai, &sdev->dai_list, list) {
2836                 if (!dai->name)
2837                         continue;
2838
2839                 if (strcmp(link->name, dai->name) == 0) {
2840                         struct sof_ipc_reply reply;
2841                         int ret;
2842
2843                         /*
2844                          * the same dai config will be applied to all DAIs in
2845                          * the same dai link. We have to ensure that the ipc
2846                          * dai config's dai_index match to the component's
2847                          * dai_index.
2848                          */
2849                         for (i = 0; i < num_conf; i++)
2850                                 config[i].dai_index = dai->comp_dai.dai_index;
2851
2852                         dev_dbg(sdev->dev, "set DAI config for %s index %d\n",
2853                                 dai->name, config[curr_conf].dai_index);
2854                         /* send message to DSP */
2855                         ret = sof_ipc_tx_message(sdev->ipc,
2856                                                  config[curr_conf].hdr.cmd,
2857                                                  &config[curr_conf], size,
2858                                                  &reply, sizeof(reply));
2859
2860                         if (ret < 0) {
2861                                 dev_err(sdev->dev,
2862                                         "error: failed to set DAI config for %s index %d\n",
2863                                         dai->name, config[curr_conf].dai_index);
2864                                 return ret;
2865                         }
2866
2867                         dai->number_configs = num_conf;
2868                         dai->current_config = curr_conf;
2869                         dai->dai_config = kmemdup(config, size * num_conf, GFP_KERNEL);
2870                         if (!dai->dai_config)
2871                                 return -ENOMEM;
2872
2873                         /* set cpu_dai_name */
2874                         dai->cpu_dai_name = link->cpus->dai_name;
2875
2876                         found = 1;
2877                 }
2878         }
2879
2880         /*
2881          * machine driver may define a dai link with playback and capture
2882          * dai enabled, but the dai link in topology would support both, one
2883          * or none of them. Here print a warning message to notify user
2884          */
2885         if (!found) {
2886                 dev_warn(sdev->dev, "warning: failed to find dai for dai link %s",
2887                          link->name);
2888         }
2889
2890         return 0;
2891 }
2892
2893 static int sof_set_dai_config(struct snd_sof_dev *sdev, u32 size,
2894                               struct snd_soc_dai_link *link,
2895                               struct sof_ipc_dai_config *config)
2896 {
2897         return sof_set_dai_config_multi(sdev, size, link, config, 1, 0);
2898 }
2899
2900 static int sof_link_ssp_load(struct snd_soc_component *scomp, int index,
2901                              struct snd_soc_dai_link *link,
2902                              struct snd_soc_tplg_link_config *cfg,
2903                              struct snd_soc_tplg_hw_config *hw_config,
2904                              struct sof_ipc_dai_config *config, int curr_conf)
2905 {
2906         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2907         struct snd_soc_tplg_private *private = &cfg->priv;
2908         int num_conf = le32_to_cpu(cfg->num_hw_configs);
2909         u32 size = sizeof(*config);
2910         int ret;
2911         int i;
2912
2913         /*
2914          * Parse common data, we should have 1 common data per hw_config.
2915          */
2916         ret = sof_parse_token_sets(scomp, &config->ssp, ssp_tokens,
2917                                    ARRAY_SIZE(ssp_tokens), private->array,
2918                                    le32_to_cpu(private->size),
2919                                    num_conf, size);
2920
2921         if (ret != 0) {
2922                 dev_err(scomp->dev, "error: parse ssp tokens failed %d\n",
2923                         le32_to_cpu(private->size));
2924                 return ret;
2925         }
2926
2927         /* process all possible hw configs */
2928         for (i = 0; i < num_conf; i++) {
2929
2930                 /* handle master/slave and inverted clocks */
2931                 sof_dai_set_format(&hw_config[i], &config[i]);
2932
2933                 config[i].hdr.size = size;
2934
2935                 /* copy differentiating hw configs to ipc structs */
2936                 config[i].ssp.mclk_rate = le32_to_cpu(hw_config[i].mclk_rate);
2937                 config[i].ssp.bclk_rate = le32_to_cpu(hw_config[i].bclk_rate);
2938                 config[i].ssp.fsync_rate = le32_to_cpu(hw_config[i].fsync_rate);
2939                 config[i].ssp.tdm_slots = le32_to_cpu(hw_config[i].tdm_slots);
2940                 config[i].ssp.tdm_slot_width = le32_to_cpu(hw_config[i].tdm_slot_width);
2941                 config[i].ssp.mclk_direction = hw_config[i].mclk_direction;
2942                 config[i].ssp.rx_slots = le32_to_cpu(hw_config[i].rx_slots);
2943                 config[i].ssp.tx_slots = le32_to_cpu(hw_config[i].tx_slots);
2944
2945                 dev_dbg(scomp->dev, "tplg: config SSP%d fmt 0x%x mclk %d bclk %d fclk %d width (%d)%d slots %d mclk id %d quirks %d\n",
2946                         config[i].dai_index, config[i].format,
2947                         config[i].ssp.mclk_rate, config[i].ssp.bclk_rate,
2948                         config[i].ssp.fsync_rate, config[i].ssp.sample_valid_bits,
2949                         config[i].ssp.tdm_slot_width, config[i].ssp.tdm_slots,
2950                         config[i].ssp.mclk_id, config[i].ssp.quirks);
2951
2952                 /* validate SSP fsync rate and channel count */
2953                 if (config[i].ssp.fsync_rate < 8000 || config[i].ssp.fsync_rate > 192000) {
2954                         dev_err(scomp->dev, "error: invalid fsync rate for SSP%d\n",
2955                                 config[i].dai_index);
2956                         return -EINVAL;
2957                 }
2958
2959                 if (config[i].ssp.tdm_slots < 1 || config[i].ssp.tdm_slots > 8) {
2960                         dev_err(scomp->dev, "error: invalid channel count for SSP%d\n",
2961                                 config[i].dai_index);
2962                         return -EINVAL;
2963                 }
2964         }
2965
2966         /* set config for all DAI's with name matching the link name */
2967         ret = sof_set_dai_config_multi(sdev, size, link, config, num_conf, curr_conf);
2968         if (ret < 0)
2969                 dev_err(scomp->dev, "error: failed to save DAI config for SSP%d\n",
2970                         config->dai_index);
2971
2972         return ret;
2973 }
2974
2975 static int sof_link_sai_load(struct snd_soc_component *scomp, int index,
2976                              struct snd_soc_dai_link *link,
2977                              struct snd_soc_tplg_link_config *cfg,
2978                              struct snd_soc_tplg_hw_config *hw_config,
2979                              struct sof_ipc_dai_config *config)
2980 {
2981         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
2982         struct snd_soc_tplg_private *private = &cfg->priv;
2983         u32 size = sizeof(*config);
2984         int ret;
2985
2986         /* handle master/slave and inverted clocks */
2987         sof_dai_set_format(hw_config, config);
2988
2989         /* init IPC */
2990         memset(&config->sai, 0, sizeof(struct sof_ipc_dai_sai_params));
2991         config->hdr.size = size;
2992
2993         ret = sof_parse_tokens(scomp, &config->sai, sai_tokens,
2994                                ARRAY_SIZE(sai_tokens), private->array,
2995                                le32_to_cpu(private->size));
2996         if (ret != 0) {
2997                 dev_err(scomp->dev, "error: parse sai tokens failed %d\n",
2998                         le32_to_cpu(private->size));
2999                 return ret;
3000         }
3001
3002         config->sai.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
3003         config->sai.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
3004         config->sai.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
3005         config->sai.mclk_direction = hw_config->mclk_direction;
3006
3007         config->sai.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
3008         config->sai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
3009         config->sai.rx_slots = le32_to_cpu(hw_config->rx_slots);
3010         config->sai.tx_slots = le32_to_cpu(hw_config->tx_slots);
3011
3012         dev_info(scomp->dev,
3013                  "tplg: config SAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n",
3014                 config->dai_index, config->format,
3015                 config->sai.mclk_rate, config->sai.tdm_slot_width,
3016                 config->sai.tdm_slots, config->sai.mclk_id);
3017
3018         if (config->sai.tdm_slots < 1 || config->sai.tdm_slots > 8) {
3019                 dev_err(scomp->dev, "error: invalid channel count for SAI%d\n",
3020                         config->dai_index);
3021                 return -EINVAL;
3022         }
3023
3024         /* set config for all DAI's with name matching the link name */
3025         ret = sof_set_dai_config(sdev, size, link, config);
3026         if (ret < 0)
3027                 dev_err(scomp->dev, "error: failed to save DAI config for SAI%d\n",
3028                         config->dai_index);
3029
3030         return ret;
3031 }
3032
3033 static int sof_link_esai_load(struct snd_soc_component *scomp, int index,
3034                               struct snd_soc_dai_link *link,
3035                               struct snd_soc_tplg_link_config *cfg,
3036                               struct snd_soc_tplg_hw_config *hw_config,
3037                               struct sof_ipc_dai_config *config)
3038 {
3039         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3040         struct snd_soc_tplg_private *private = &cfg->priv;
3041         u32 size = sizeof(*config);
3042         int ret;
3043
3044         /* handle master/slave and inverted clocks */
3045         sof_dai_set_format(hw_config, config);
3046
3047         /* init IPC */
3048         memset(&config->esai, 0, sizeof(struct sof_ipc_dai_esai_params));
3049         config->hdr.size = size;
3050
3051         ret = sof_parse_tokens(scomp, &config->esai, esai_tokens,
3052                                ARRAY_SIZE(esai_tokens), private->array,
3053                                le32_to_cpu(private->size));
3054         if (ret != 0) {
3055                 dev_err(scomp->dev, "error: parse esai tokens failed %d\n",
3056                         le32_to_cpu(private->size));
3057                 return ret;
3058         }
3059
3060         config->esai.mclk_rate = le32_to_cpu(hw_config->mclk_rate);
3061         config->esai.bclk_rate = le32_to_cpu(hw_config->bclk_rate);
3062         config->esai.fsync_rate = le32_to_cpu(hw_config->fsync_rate);
3063         config->esai.mclk_direction = hw_config->mclk_direction;
3064         config->esai.tdm_slots = le32_to_cpu(hw_config->tdm_slots);
3065         config->esai.tdm_slot_width = le32_to_cpu(hw_config->tdm_slot_width);
3066         config->esai.rx_slots = le32_to_cpu(hw_config->rx_slots);
3067         config->esai.tx_slots = le32_to_cpu(hw_config->tx_slots);
3068
3069         dev_info(scomp->dev,
3070                  "tplg: config ESAI%d fmt 0x%x mclk %d width %d slots %d mclk id %d\n",
3071                 config->dai_index, config->format,
3072                 config->esai.mclk_rate, config->esai.tdm_slot_width,
3073                 config->esai.tdm_slots, config->esai.mclk_id);
3074
3075         if (config->esai.tdm_slots < 1 || config->esai.tdm_slots > 8) {
3076                 dev_err(scomp->dev, "error: invalid channel count for ESAI%d\n",
3077                         config->dai_index);
3078                 return -EINVAL;
3079         }
3080
3081         /* set config for all DAI's with name matching the link name */
3082         ret = sof_set_dai_config(sdev, size, link, config);
3083         if (ret < 0)
3084                 dev_err(scomp->dev, "error: failed to save DAI config for ESAI%d\n",
3085                         config->dai_index);
3086
3087         return ret;
3088 }
3089
3090 static int sof_link_dmic_load(struct snd_soc_component *scomp, int index,
3091                               struct snd_soc_dai_link *link,
3092                               struct snd_soc_tplg_link_config *cfg,
3093                               struct snd_soc_tplg_hw_config *hw_config,
3094                               struct sof_ipc_dai_config *config)
3095 {
3096         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3097         struct snd_soc_tplg_private *private = &cfg->priv;
3098         struct sof_ipc_fw_ready *ready = &sdev->fw_ready;
3099         struct sof_ipc_fw_version *v = &ready->version;
3100         size_t size = sizeof(*config);
3101         int ret, j;
3102
3103         /* Ensure the entire DMIC config struct is zeros */
3104         memset(&config->dmic, 0, sizeof(struct sof_ipc_dai_dmic_params));
3105
3106         /* get DMIC tokens */
3107         ret = sof_parse_tokens(scomp, &config->dmic, dmic_tokens,
3108                                ARRAY_SIZE(dmic_tokens), private->array,
3109                                le32_to_cpu(private->size));
3110         if (ret != 0) {
3111                 dev_err(scomp->dev, "error: parse dmic tokens failed %d\n",
3112                         le32_to_cpu(private->size));
3113                 return ret;
3114         }
3115
3116         /* get DMIC PDM tokens */
3117         ret = sof_parse_token_sets(scomp, &config->dmic.pdm[0], dmic_pdm_tokens,
3118                                ARRAY_SIZE(dmic_pdm_tokens), private->array,
3119                                le32_to_cpu(private->size),
3120                                config->dmic.num_pdm_active,
3121                                sizeof(struct sof_ipc_dai_dmic_pdm_ctrl));
3122
3123         if (ret != 0) {
3124                 dev_err(scomp->dev, "error: parse dmic pdm tokens failed %d\n",
3125                         le32_to_cpu(private->size));
3126                 return ret;
3127         }
3128
3129         /* set IPC header size */
3130         config->hdr.size = size;
3131
3132         /* debug messages */
3133         dev_dbg(scomp->dev, "tplg: config DMIC%d driver version %d\n",
3134                 config->dai_index, config->dmic.driver_ipc_version);
3135         dev_dbg(scomp->dev, "pdmclk_min %d pdm_clkmax %d duty_min %hd\n",
3136                 config->dmic.pdmclk_min, config->dmic.pdmclk_max,
3137                 config->dmic.duty_min);
3138         dev_dbg(scomp->dev, "duty_max %hd fifo_fs %d num_pdms active %d\n",
3139                 config->dmic.duty_max, config->dmic.fifo_fs,
3140                 config->dmic.num_pdm_active);
3141         dev_dbg(scomp->dev, "fifo word length %hd\n", config->dmic.fifo_bits);
3142
3143         for (j = 0; j < config->dmic.num_pdm_active; j++) {
3144                 dev_dbg(scomp->dev, "pdm %hd mic a %hd mic b %hd\n",
3145                         config->dmic.pdm[j].id,
3146                         config->dmic.pdm[j].enable_mic_a,
3147                         config->dmic.pdm[j].enable_mic_b);
3148                 dev_dbg(scomp->dev, "pdm %hd polarity a %hd polarity b %hd\n",
3149                         config->dmic.pdm[j].id,
3150                         config->dmic.pdm[j].polarity_mic_a,
3151                         config->dmic.pdm[j].polarity_mic_b);
3152                 dev_dbg(scomp->dev, "pdm %hd clk_edge %hd skew %hd\n",
3153                         config->dmic.pdm[j].id,
3154                         config->dmic.pdm[j].clk_edge,
3155                         config->dmic.pdm[j].skew);
3156         }
3157
3158         /*
3159          * this takes care of backwards compatible handling of fifo_bits_b.
3160          * It is deprecated since firmware ABI version 3.0.1.
3161          */
3162         if (SOF_ABI_VER(v->major, v->minor, v->micro) < SOF_ABI_VER(3, 0, 1))
3163                 config->dmic.fifo_bits_b = config->dmic.fifo_bits;
3164
3165         /* set config for all DAI's with name matching the link name */
3166         ret = sof_set_dai_config(sdev, size, link, config);
3167         if (ret < 0)
3168                 dev_err(scomp->dev, "error: failed to save DAI config for DMIC%d\n",
3169                         config->dai_index);
3170
3171         return ret;
3172 }
3173
3174 static int sof_link_hda_load(struct snd_soc_component *scomp, int index,
3175                              struct snd_soc_dai_link *link,
3176                              struct snd_soc_tplg_link_config *cfg,
3177                              struct snd_soc_tplg_hw_config *hw_config,
3178                              struct sof_ipc_dai_config *config)
3179 {
3180         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3181         struct snd_soc_tplg_private *private = &cfg->priv;
3182         struct snd_soc_dai *dai;
3183         u32 size = sizeof(*config);
3184         int ret;
3185
3186         /* init IPC */
3187         memset(&config->hda, 0, sizeof(struct sof_ipc_dai_hda_params));
3188         config->hdr.size = size;
3189
3190         /* get any bespoke DAI tokens */
3191         ret = sof_parse_tokens(scomp, &config->hda, hda_tokens,
3192                                ARRAY_SIZE(hda_tokens), private->array,
3193                                le32_to_cpu(private->size));
3194         if (ret != 0) {
3195                 dev_err(scomp->dev, "error: parse hda tokens failed %d\n",
3196                         le32_to_cpu(private->size));
3197                 return ret;
3198         }
3199
3200         dev_dbg(scomp->dev, "HDA config rate %d channels %d\n",
3201                 config->hda.rate, config->hda.channels);
3202
3203         dai = snd_soc_find_dai(link->cpus);
3204         if (!dai) {
3205                 dev_err(scomp->dev, "error: failed to find dai %s in %s",
3206                         link->cpus->dai_name, __func__);
3207                 return -EINVAL;
3208         }
3209
3210         config->hda.link_dma_ch = DMA_CHAN_INVALID;
3211
3212         ret = sof_set_dai_config(sdev, size, link, config);
3213         if (ret < 0)
3214                 dev_err(scomp->dev, "error: failed to process hda dai link %s",
3215                         link->name);
3216
3217         return ret;
3218 }
3219
3220 static int sof_link_alh_load(struct snd_soc_component *scomp, int index,
3221                              struct snd_soc_dai_link *link,
3222                              struct snd_soc_tplg_link_config *cfg,
3223                              struct snd_soc_tplg_hw_config *hw_config,
3224                              struct sof_ipc_dai_config *config)
3225 {
3226         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3227         struct snd_soc_tplg_private *private = &cfg->priv;
3228         u32 size = sizeof(*config);
3229         int ret;
3230
3231         ret = sof_parse_tokens(scomp, &config->alh, alh_tokens,
3232                                ARRAY_SIZE(alh_tokens), private->array,
3233                                le32_to_cpu(private->size));
3234         if (ret != 0) {
3235                 dev_err(scomp->dev, "error: parse alh tokens failed %d\n",
3236                         le32_to_cpu(private->size));
3237                 return ret;
3238         }
3239
3240         /* init IPC */
3241         config->hdr.size = size;
3242
3243         /* set config for all DAI's with name matching the link name */
3244         ret = sof_set_dai_config(sdev, size, link, config);
3245         if (ret < 0)
3246                 dev_err(scomp->dev, "error: failed to save DAI config for ALH %d\n",
3247                         config->dai_index);
3248
3249         return ret;
3250 }
3251
3252 /* DAI link - used for any driver specific init */
3253 static int sof_link_load(struct snd_soc_component *scomp, int index,
3254                          struct snd_soc_dai_link *link,
3255                          struct snd_soc_tplg_link_config *cfg)
3256 {
3257         struct snd_soc_tplg_private *private = &cfg->priv;
3258         struct snd_soc_tplg_hw_config *hw_config;
3259         struct sof_ipc_dai_config common_config;
3260         struct sof_ipc_dai_config *config;
3261         int curr_conf;
3262         int num_conf;
3263         int ret;
3264         int i;
3265
3266         if (!link->platforms) {
3267                 dev_err(scomp->dev, "error: no platforms\n");
3268                 return -EINVAL;
3269         }
3270         link->platforms->name = dev_name(scomp->dev);
3271
3272         /*
3273          * Set nonatomic property for FE dai links as their trigger action
3274          * involves IPC's.
3275          */
3276         if (!link->no_pcm) {
3277                 link->nonatomic = true;
3278
3279                 /*
3280                  * set default trigger order for all links. Exceptions to
3281                  * the rule will be handled in sof_pcm_dai_link_fixup()
3282                  * For playback, the sequence is the following: start FE,
3283                  * start BE, stop BE, stop FE; for Capture the sequence is
3284                  * inverted start BE, start FE, stop FE, stop BE
3285                  */
3286                 link->trigger[SNDRV_PCM_STREAM_PLAYBACK] =
3287                                         SND_SOC_DPCM_TRIGGER_PRE;
3288                 link->trigger[SNDRV_PCM_STREAM_CAPTURE] =
3289                                         SND_SOC_DPCM_TRIGGER_POST;
3290
3291                 /* nothing more to do for FE dai links */
3292                 return 0;
3293         }
3294
3295         /* check we have some tokens - we need at least DAI type */
3296         if (le32_to_cpu(private->size) == 0) {
3297                 dev_err(scomp->dev, "error: expected tokens for DAI, none found\n");
3298                 return -EINVAL;
3299         }
3300
3301         memset(&common_config, 0, sizeof(common_config));
3302
3303         /* get any common DAI tokens */
3304         ret = sof_parse_tokens(scomp, &common_config, dai_link_tokens, ARRAY_SIZE(dai_link_tokens),
3305                                private->array, le32_to_cpu(private->size));
3306         if (ret != 0) {
3307                 dev_err(scomp->dev, "error: parse link tokens failed %d\n",
3308                         le32_to_cpu(private->size));
3309                 return ret;
3310         }
3311
3312         /*
3313          * DAI links are expected to have at least 1 hw_config.
3314          * But some older topologies might have no hw_config for HDA dai links.
3315          */
3316         hw_config = cfg->hw_config;
3317         num_conf = le32_to_cpu(cfg->num_hw_configs);
3318         if (!num_conf) {
3319                 if (common_config.type != SOF_DAI_INTEL_HDA) {
3320                         dev_err(scomp->dev, "error: unexpected DAI config count %d!\n",
3321                                 le32_to_cpu(cfg->num_hw_configs));
3322                         return -EINVAL;
3323                 }
3324                 num_conf = 1;
3325                 curr_conf = 0;
3326         } else {
3327                 dev_dbg(scomp->dev, "tplg: %d hw_configs found, default id: %d!\n",
3328                         cfg->num_hw_configs, le32_to_cpu(cfg->default_hw_config_id));
3329
3330                 for (curr_conf = 0; curr_conf < num_conf; curr_conf++) {
3331                         if (hw_config[curr_conf].id == cfg->default_hw_config_id)
3332                                 break;
3333                 }
3334
3335                 if (curr_conf == num_conf) {
3336                         dev_err(scomp->dev, "error: default hw_config id: %d not found!\n",
3337                                 le32_to_cpu(cfg->default_hw_config_id));
3338                         return -EINVAL;
3339                 }
3340         }
3341
3342         /* Reserve memory for all hw configs, eventually freed by widget */
3343         config = kcalloc(num_conf, sizeof(*config), GFP_KERNEL);
3344         if (!config)
3345                 return -ENOMEM;
3346
3347         /* Copy common data to all config ipc structs */
3348         for (i = 0; i < num_conf; i++) {
3349                 config[i].hdr.cmd = SOF_IPC_GLB_DAI_MSG | SOF_IPC_DAI_CONFIG;
3350                 config[i].format = le32_to_cpu(hw_config[i].fmt);
3351                 config[i].type = common_config.type;
3352                 config[i].dai_index = common_config.dai_index;
3353         }
3354
3355         /* now load DAI specific data and send IPC - type comes from token */
3356         switch (common_config.type) {
3357         case SOF_DAI_INTEL_SSP:
3358                 ret = sof_link_ssp_load(scomp, index, link, cfg, hw_config, config, curr_conf);
3359                 break;
3360         case SOF_DAI_INTEL_DMIC:
3361                 ret = sof_link_dmic_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3362                 break;
3363         case SOF_DAI_INTEL_HDA:
3364                 ret = sof_link_hda_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3365                 break;
3366         case SOF_DAI_INTEL_ALH:
3367                 ret = sof_link_alh_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3368                 break;
3369         case SOF_DAI_IMX_SAI:
3370                 ret = sof_link_sai_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3371                 break;
3372         case SOF_DAI_IMX_ESAI:
3373                 ret = sof_link_esai_load(scomp, index, link, cfg, hw_config + curr_conf, config);
3374                 break;
3375         default:
3376                 dev_err(scomp->dev, "error: invalid DAI type %d\n", common_config.type);
3377                 ret = -EINVAL;
3378                 break;
3379         }
3380
3381         kfree(config);
3382
3383         return ret;
3384 }
3385
3386 /* DAI link - used for any driver specific init */
3387 static int sof_route_load(struct snd_soc_component *scomp, int index,
3388                           struct snd_soc_dapm_route *route)
3389 {
3390         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3391         struct sof_ipc_pipe_comp_connect *connect;
3392         struct snd_sof_widget *source_swidget, *sink_swidget;
3393         struct snd_soc_dobj *dobj = &route->dobj;
3394         struct snd_sof_route *sroute;
3395         struct sof_ipc_reply reply;
3396         int ret = 0;
3397
3398         /* allocate memory for sroute and connect */
3399         sroute = kzalloc(sizeof(*sroute), GFP_KERNEL);
3400         if (!sroute)
3401                 return -ENOMEM;
3402
3403         sroute->scomp = scomp;
3404
3405         connect = kzalloc(sizeof(*connect), GFP_KERNEL);
3406         if (!connect) {
3407                 kfree(sroute);
3408                 return -ENOMEM;
3409         }
3410
3411         connect->hdr.size = sizeof(*connect);
3412         connect->hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_COMP_CONNECT;
3413
3414         dev_dbg(scomp->dev, "sink %s control %s source %s\n",
3415                 route->sink, route->control ? route->control : "none",
3416                 route->source);
3417
3418         /* source component */
3419         source_swidget = snd_sof_find_swidget(scomp, (char *)route->source);
3420         if (!source_swidget) {
3421                 dev_err(scomp->dev, "error: source %s not found\n",
3422                         route->source);
3423                 ret = -EINVAL;
3424                 goto err;
3425         }
3426
3427         /*
3428          * Virtual widgets of type output/out_drv may be added in topology
3429          * for compatibility. These are not handled by the FW.
3430          * So, don't send routes whose source/sink widget is of such types
3431          * to the DSP.
3432          */
3433         if (source_swidget->id == snd_soc_dapm_out_drv ||
3434             source_swidget->id == snd_soc_dapm_output)
3435                 goto err;
3436
3437         connect->source_id = source_swidget->comp_id;
3438
3439         /* sink component */
3440         sink_swidget = snd_sof_find_swidget(scomp, (char *)route->sink);
3441         if (!sink_swidget) {
3442                 dev_err(scomp->dev, "error: sink %s not found\n",
3443                         route->sink);
3444                 ret = -EINVAL;
3445                 goto err;
3446         }
3447
3448         /*
3449          * Don't send routes whose sink widget is of type
3450          * output or out_drv to the DSP
3451          */
3452         if (sink_swidget->id == snd_soc_dapm_out_drv ||
3453             sink_swidget->id == snd_soc_dapm_output)
3454                 goto err;
3455
3456         connect->sink_id = sink_swidget->comp_id;
3457
3458         /*
3459          * For virtual routes, both sink and source are not
3460          * buffer. Since only buffer linked to component is supported by
3461          * FW, others are reported as error, add check in route function,
3462          * do not send it to FW when both source and sink are not buffer
3463          */
3464         if (source_swidget->id != snd_soc_dapm_buffer &&
3465             sink_swidget->id != snd_soc_dapm_buffer) {
3466                 dev_dbg(scomp->dev, "warning: neither Linked source component %s nor sink component %s is of buffer type, ignoring link\n",
3467                         route->source, route->sink);
3468                 goto err;
3469         } else {
3470                 ret = sof_ipc_tx_message(sdev->ipc,
3471                                          connect->hdr.cmd,
3472                                          connect, sizeof(*connect),
3473                                          &reply, sizeof(reply));
3474
3475                 /* check IPC return value */
3476                 if (ret < 0) {
3477                         dev_err(scomp->dev, "error: failed to add route sink %s control %s source %s\n",
3478                                 route->sink,
3479                                 route->control ? route->control : "none",
3480                                 route->source);
3481                         goto err;
3482                 }
3483
3484                 /* check IPC reply */
3485                 if (reply.error < 0) {
3486                         dev_err(scomp->dev, "error: DSP failed to add route sink %s control %s source %s result %d\n",
3487                                 route->sink,
3488                                 route->control ? route->control : "none",
3489                                 route->source, reply.error);
3490                         ret = reply.error;
3491                         goto err;
3492                 }
3493
3494                 sroute->route = route;
3495                 dobj->private = sroute;
3496                 sroute->private = connect;
3497
3498                 /* add route to route list */
3499                 list_add(&sroute->list, &sdev->route_list);
3500
3501                 return 0;
3502         }
3503
3504 err:
3505         kfree(connect);
3506         kfree(sroute);
3507         return ret;
3508 }
3509
3510 /* Function to set the initial value of SOF kcontrols.
3511  * The value will be stored in scontrol->control_data
3512  */
3513 static int snd_sof_cache_kcontrol_val(struct snd_soc_component *scomp)
3514 {
3515         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3516         struct snd_sof_control *scontrol = NULL;
3517         int ipc_cmd, ctrl_type;
3518         int ret = 0;
3519
3520         list_for_each_entry(scontrol, &sdev->kcontrol_list, list) {
3521
3522                 /* notify DSP of kcontrol values */
3523                 switch (scontrol->cmd) {
3524                 case SOF_CTRL_CMD_VOLUME:
3525                 case SOF_CTRL_CMD_ENUM:
3526                 case SOF_CTRL_CMD_SWITCH:
3527                         ipc_cmd = SOF_IPC_COMP_GET_VALUE;
3528                         ctrl_type = SOF_CTRL_TYPE_VALUE_CHAN_GET;
3529                         break;
3530                 case SOF_CTRL_CMD_BINARY:
3531                         ipc_cmd = SOF_IPC_COMP_GET_DATA;
3532                         ctrl_type = SOF_CTRL_TYPE_DATA_GET;
3533                         break;
3534                 default:
3535                         dev_err(scomp->dev,
3536                                 "error: Invalid scontrol->cmd: %d\n",
3537                                 scontrol->cmd);
3538                         return -EINVAL;
3539                 }
3540                 ret = snd_sof_ipc_set_get_comp_data(scontrol,
3541                                                     ipc_cmd, ctrl_type,
3542                                                     scontrol->cmd,
3543                                                     false);
3544                 if (ret < 0) {
3545                         dev_warn(scomp->dev,
3546                                  "error: kcontrol value get for widget: %d\n",
3547                                  scontrol->comp_id);
3548                 }
3549         }
3550
3551         return ret;
3552 }
3553
3554 int snd_sof_complete_pipeline(struct device *dev,
3555                               struct snd_sof_widget *swidget)
3556 {
3557         struct snd_sof_dev *sdev = dev_get_drvdata(dev);
3558         struct sof_ipc_pipe_ready ready;
3559         struct sof_ipc_reply reply;
3560         int ret;
3561
3562         dev_dbg(dev, "tplg: complete pipeline %s id %d\n",
3563                 swidget->widget->name, swidget->comp_id);
3564
3565         memset(&ready, 0, sizeof(ready));
3566         ready.hdr.size = sizeof(ready);
3567         ready.hdr.cmd = SOF_IPC_GLB_TPLG_MSG | SOF_IPC_TPLG_PIPE_COMPLETE;
3568         ready.comp_id = swidget->comp_id;
3569
3570         ret = sof_ipc_tx_message(sdev->ipc,
3571                                  ready.hdr.cmd, &ready, sizeof(ready), &reply,
3572                                  sizeof(reply));
3573         if (ret < 0)
3574                 return ret;
3575         return 1;
3576 }
3577
3578 /* completion - called at completion of firmware loading */
3579 static void sof_complete(struct snd_soc_component *scomp)
3580 {
3581         struct snd_sof_dev *sdev = snd_soc_component_get_drvdata(scomp);
3582         struct snd_sof_widget *swidget;
3583
3584         /* some widget types require completion notificattion */
3585         list_for_each_entry(swidget, &sdev->widget_list, list) {
3586                 if (swidget->complete)
3587                         continue;
3588
3589                 switch (swidget->id) {
3590                 case snd_soc_dapm_scheduler:
3591                         swidget->complete =
3592                                 snd_sof_complete_pipeline(scomp->dev, swidget);
3593                         break;
3594                 default:
3595                         break;
3596                 }
3597         }
3598         /*
3599          * cache initial values of SOF kcontrols by reading DSP value over
3600          * IPC. It may be overwritten by alsa-mixer after booting up
3601          */
3602         snd_sof_cache_kcontrol_val(scomp);
3603 }
3604
3605 /* manifest - optional to inform component of manifest */
3606 static int sof_manifest(struct snd_soc_component *scomp, int index,
3607                         struct snd_soc_tplg_manifest *man)
3608 {
3609         u32 size;
3610         u32 abi_version;
3611
3612         size = le32_to_cpu(man->priv.size);
3613
3614         /* backward compatible with tplg without ABI info */
3615         if (!size) {
3616                 dev_dbg(scomp->dev, "No topology ABI info\n");
3617                 return 0;
3618         }
3619
3620         if (size != SOF_TPLG_ABI_SIZE) {
3621                 dev_err(scomp->dev, "error: invalid topology ABI size\n");
3622                 return -EINVAL;
3623         }
3624
3625         dev_info(scomp->dev,
3626                  "Topology: ABI %d:%d:%d Kernel ABI %d:%d:%d\n",
3627                  man->priv.data[0], man->priv.data[1],
3628                  man->priv.data[2], SOF_ABI_MAJOR, SOF_ABI_MINOR,
3629                  SOF_ABI_PATCH);
3630
3631         abi_version = SOF_ABI_VER(man->priv.data[0],
3632                                   man->priv.data[1],
3633                                   man->priv.data[2]);
3634
3635         if (SOF_ABI_VERSION_INCOMPATIBLE(SOF_ABI_VERSION, abi_version)) {
3636                 dev_err(scomp->dev, "error: incompatible topology ABI version\n");
3637                 return -EINVAL;
3638         }
3639
3640         if (SOF_ABI_VERSION_MINOR(abi_version) > SOF_ABI_MINOR) {
3641                 if (!IS_ENABLED(CONFIG_SND_SOC_SOF_STRICT_ABI_CHECKS)) {
3642                         dev_warn(scomp->dev, "warn: topology ABI is more recent than kernel\n");
3643                 } else {
3644                         dev_err(scomp->dev, "error: topology ABI is more recent than kernel\n");
3645                         return -EINVAL;
3646                 }
3647         }
3648
3649         return 0;
3650 }
3651
3652 /* vendor specific kcontrol handlers available for binding */
3653 static const struct snd_soc_tplg_kcontrol_ops sof_io_ops[] = {
3654         {SOF_TPLG_KCTL_VOL_ID, snd_sof_volume_get, snd_sof_volume_put},
3655         {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_get, snd_sof_bytes_put},
3656         {SOF_TPLG_KCTL_ENUM_ID, snd_sof_enum_get, snd_sof_enum_put},
3657         {SOF_TPLG_KCTL_SWITCH_ID, snd_sof_switch_get, snd_sof_switch_put},
3658 };
3659
3660 /* vendor specific bytes ext handlers available for binding */
3661 static const struct snd_soc_tplg_bytes_ext_ops sof_bytes_ext_ops[] = {
3662         {SOF_TPLG_KCTL_BYTES_ID, snd_sof_bytes_ext_get, snd_sof_bytes_ext_put},
3663         {SOF_TPLG_KCTL_BYTES_VOLATILE_RO, snd_sof_bytes_ext_volatile_get},
3664 };
3665
3666 static struct snd_soc_tplg_ops sof_tplg_ops = {
3667         /* external kcontrol init - used for any driver specific init */
3668         .control_load   = sof_control_load,
3669         .control_unload = sof_control_unload,
3670
3671         /* external kcontrol init - used for any driver specific init */
3672         .dapm_route_load        = sof_route_load,
3673         .dapm_route_unload      = sof_route_unload,
3674
3675         /* external widget init - used for any driver specific init */
3676         /* .widget_load is not currently used */
3677         .widget_ready   = sof_widget_ready,
3678         .widget_unload  = sof_widget_unload,
3679
3680         /* FE DAI - used for any driver specific init */
3681         .dai_load       = sof_dai_load,
3682         .dai_unload     = sof_dai_unload,
3683
3684         /* DAI link - used for any driver specific init */
3685         .link_load      = sof_link_load,
3686
3687         /* completion - called at completion of firmware loading */
3688         .complete       = sof_complete,
3689
3690         /* manifest - optional to inform component of manifest */
3691         .manifest       = sof_manifest,
3692
3693         /* vendor specific kcontrol handlers available for binding */
3694         .io_ops         = sof_io_ops,
3695         .io_ops_count   = ARRAY_SIZE(sof_io_ops),
3696
3697         /* vendor specific bytes ext handlers available for binding */
3698         .bytes_ext_ops  = sof_bytes_ext_ops,
3699         .bytes_ext_ops_count    = ARRAY_SIZE(sof_bytes_ext_ops),
3700 };
3701
3702 int snd_sof_load_topology(struct snd_soc_component *scomp, const char *file)
3703 {
3704         const struct firmware *fw;
3705         int ret;
3706
3707         dev_dbg(scomp->dev, "loading topology:%s\n", file);
3708
3709         ret = request_firmware(&fw, file, scomp->dev);
3710         if (ret < 0) {
3711                 dev_err(scomp->dev, "error: tplg request firmware %s failed err: %d\n",
3712                         file, ret);
3713                 dev_err(scomp->dev,
3714                         "you may need to download the firmware from https://github.com/thesofproject/sof-bin/\n");
3715                 return ret;
3716         }
3717
3718         ret = snd_soc_tplg_component_load(scomp, &sof_tplg_ops, fw);
3719         if (ret < 0) {
3720                 dev_err(scomp->dev, "error: tplg component load failed %d\n",
3721                         ret);
3722                 ret = -EINVAL;
3723         }
3724
3725         release_firmware(fw);
3726         return ret;
3727 }
3728 EXPORT_SYMBOL(snd_sof_load_topology);